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2023-10-03net: sfp: add quirk for FS's 2.5G copper SFPRaju Lakkaraju
Add a quirk for a copper SFP that identifies itself as "FS" "SFP-2.5G-T". This module's PHY is inaccessible, and can only run at 2500base-X with the host without negotiation. Add a quirk to enable the 2500base-X interface mode with 2500base-T support and disable auto negotiation. Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com> Link: https://lore.kernel.org/r/20230925080059.266240-1-Raju.Lakkaraju@microchip.com Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-03net: phy: amd: Support the Altima AMI101LLinus Walleij
The Altima AC101L is obviously compatible with the AMD PHY, as seen by reading the datasheet. Datasheet: https://docs.broadcom.com/doc/AC101L-DS05-405-RDS.pdf Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/20230924-ac101l-phy-v1-1-5e6349e28aa4@linaro.org Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-03net: ixp4xx_eth: Specify min/max MTULinus Walleij
As we don't specify the MTU in the driver, the framework will fall back to 1500 bytes and this doesn't work very well when we try to attach a DSA switch: eth1: mtu greater than device maximum ixp4xx_eth c800a000.ethernet eth1: error -22 setting MTU to 1504 to include DSA overhead I checked the developer docs and the hardware can actually do really big frames, so update the driver accordingly. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20230923-ixp4xx-eth-mtu-v1-1-9e88b908e1b2@linaro.org Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-03qed/red_ll2: Fix undefined behavior bug in struct qed_ll2_infoGustavo A. R. Silva
The flexible structure (a structure that contains a flexible-array member at the end) `qed_ll2_tx_packet` is nested within the second layer of `struct qed_ll2_info`: struct qed_ll2_tx_packet { ... /* Flexible Array of bds_set determined by max_bds_per_packet */ struct { struct core_tx_bd *txq_bd; dma_addr_t tx_frag; u16 frag_len; } bds_set[]; }; struct qed_ll2_tx_queue { ... struct qed_ll2_tx_packet cur_completing_packet; }; struct qed_ll2_info { ... struct qed_ll2_tx_queue tx_queue; struct qed_ll2_cbs cbs; }; The problem is that member `cbs` in `struct qed_ll2_info` is placed just after an object of type `struct qed_ll2_tx_queue`, which is in itself an implicit flexible structure, which by definition ends in a flexible array member, in this case `bds_set`. This causes an undefined behavior bug at run-time when dynamic memory is allocated for `bds_set`, which could lead to a serious issue if `cbs` in `struct qed_ll2_info` is overwritten by the contents of `bds_set`. Notice that the type of `cbs` is a structure full of function pointers (and a cookie :) ): include/linux/qed/qed_ll2_if.h: 107 typedef 108 void (*qed_ll2_complete_rx_packet_cb)(void *cxt, 109 struct qed_ll2_comp_rx_data *data); 110 111 typedef 112 void (*qed_ll2_release_rx_packet_cb)(void *cxt, 113 u8 connection_handle, 114 void *cookie, 115 dma_addr_t rx_buf_addr, 116 bool b_last_packet); 117 118 typedef 119 void (*qed_ll2_complete_tx_packet_cb)(void *cxt, 120 u8 connection_handle, 121 void *cookie, 122 dma_addr_t first_frag_addr, 123 bool b_last_fragment, 124 bool b_last_packet); 125 126 typedef 127 void (*qed_ll2_release_tx_packet_cb)(void *cxt, 128 u8 connection_handle, 129 void *cookie, 130 dma_addr_t first_frag_addr, 131 bool b_last_fragment, bool b_last_packet); 132 133 typedef 134 void (*qed_ll2_slowpath_cb)(void *cxt, u8 connection_handle, 135 u32 opaque_data_0, u32 opaque_data_1); 136 137 struct qed_ll2_cbs { 138 qed_ll2_complete_rx_packet_cb rx_comp_cb; 139 qed_ll2_release_rx_packet_cb rx_release_cb; 140 qed_ll2_complete_tx_packet_cb tx_comp_cb; 141 qed_ll2_release_tx_packet_cb tx_release_cb; 142 qed_ll2_slowpath_cb slowpath_cb; 143 void *cookie; 144 }; Fix this by moving the declaration of `cbs` to the middle of its containing structure `qed_ll2_info`, preventing it from being overwritten by the contents of `bds_set` at run-time. This bug was introduced in 2017, when `bds_set` was converted to a one-element array, and started to be used as a Variable Length Object (VLO) at run-time. Fixes: f5823fe6897c ("qed: Add ll2 option to limit the number of bds per packet") Cc: stable@vger.kernel.org Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org> Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://lore.kernel.org/r/ZQ+Nz8DfPg56pIzr@work Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-03net: usb: smsc75xx: Fix uninit-value access in __smsc75xx_read_regShigeru Yoshida
syzbot reported the following uninit-value access issue: ===================================================== BUG: KMSAN: uninit-value in smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline] BUG: KMSAN: uninit-value in smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 CPU: 0 PID: 8696 Comm: kworker/0:3 Not tainted 5.8.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x21c/0x280 lib/dump_stack.c:118 kmsan_report+0xf7/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x58/0xa0 mm/kmsan/kmsan_instr.c:215 smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:975 [inline] smsc75xx_bind+0x5c9/0x11e0 drivers/net/usb/smsc75xx.c:1482 usbnet_probe+0x1152/0x3f90 drivers/net/usb/usbnet.c:1737 usb_probe_interface+0xece/0x1550 drivers/usb/core/driver.c:374 really_probe+0xf20/0x20b0 drivers/base/dd.c:529 driver_probe_device+0x293/0x390 drivers/base/dd.c:701 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431 __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873 device_initial_probe+0x4a/0x60 drivers/base/dd.c:920 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491 device_add+0x3b0e/0x40d0 drivers/base/core.c:2680 usb_set_configuration+0x380f/0x3f10 drivers/usb/core/message.c:2032 usb_generic_driver_probe+0x138/0x300 drivers/usb/core/generic.c:241 usb_probe_device+0x311/0x490 drivers/usb/core/driver.c:272 really_probe+0xf20/0x20b0 drivers/base/dd.c:529 driver_probe_device+0x293/0x390 drivers/base/dd.c:701 __device_attach_driver+0x63f/0x830 drivers/base/dd.c:807 bus_for_each_drv+0x2ca/0x3f0 drivers/base/bus.c:431 __device_attach+0x4e2/0x7f0 drivers/base/dd.c:873 device_initial_probe+0x4a/0x60 drivers/base/dd.c:920 bus_probe_device+0x177/0x3d0 drivers/base/bus.c:491 device_add+0x3b0e/0x40d0 drivers/base/core.c:2680 usb_new_device+0x1bd4/0x2a30 drivers/usb/core/hub.c:2554 hub_port_connect drivers/usb/core/hub.c:5208 [inline] hub_port_connect_change drivers/usb/core/hub.c:5348 [inline] port_event drivers/usb/core/hub.c:5494 [inline] hub_event+0x5e7b/0x8a70 drivers/usb/core/hub.c:5576 process_one_work+0x1688/0x2140 kernel/workqueue.c:2269 worker_thread+0x10bc/0x2730 kernel/workqueue.c:2415 kthread+0x551/0x590 kernel/kthread.c:292 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 Local variable ----buf.i87@smsc75xx_bind created at: __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline] smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482 __smsc75xx_read_reg drivers/net/usb/smsc75xx.c:83 [inline] smsc75xx_wait_ready drivers/net/usb/smsc75xx.c:968 [inline] smsc75xx_bind+0x485/0x11e0 drivers/net/usb/smsc75xx.c:1482 This issue is caused because usbnet_read_cmd() reads less bytes than requested (zero byte in the reproducer). In this case, 'buf' is not properly filled. This patch fixes the issue by returning -ENODATA if usbnet_read_cmd() reads less bytes than requested. Fixes: d0cad871703b ("smsc75xx: SMSC LAN75xx USB gigabit ethernet adapter driver") Reported-and-tested-by: syzbot+6966546b78d050bb0b5d@syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=6966546b78d050bb0b5d Signed-off-by: Shigeru Yoshida <syoshida@redhat.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://lore.kernel.org/r/20230923173549.3284502-1-syoshida@redhat.com Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-02Merge tag 'ubifs-for-linus-6.6-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs Pull UBI fix from Richard Weinberger: - Don't try to attach MTDs with erase block size 0 * tag 'ubifs-for-linus-6.6-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs: ubi: Refuse attaching if mtd's erasesize is 0
2023-10-02Merge tag 'libnvdimm-fixes-6.6-rc5' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm Pull libnvdimm fix from Dave Jiang: - Fix incorrect calculation of idt size in NFIT * tag 'libnvdimm-fixes-6.6-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm: ACPI: NFIT: Fix incorrect calculation of idt size
2023-10-02mlxsw: spectrum_span: Annotate struct mlxsw_sp_span with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mlxsw_sp_span. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Petr Machata <petrm@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20230929180746.3005922-5-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02mlxsw: spectrum_router: Annotate struct mlxsw_sp_nexthop_group_info with ↵Kees Cook
__counted_by Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mlxsw_sp_nexthop_group_info. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Petr Machata <petrm@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20230929180746.3005922-4-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02mlxsw: spectrum: Annotate struct mlxsw_sp_counter_pool with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mlxsw_sp_counter_pool. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Petr Machata <petrm@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20230929180746.3005922-3-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02mlxsw: core: Annotate struct mlxsw_env with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mlxsw_env. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Petr Machata <petrm@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20230929180746.3005922-2-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02mlxsw: Annotate struct mlxsw_linecards with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mlxsw_linecards. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Petr Machata <petrm@nvidia.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/20230929180746.3005922-1-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: tulip: Annotate struct mediatable with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct mediatable. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Shaokun Zhang <zhangshaokun@hisilicon.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20230922172858.3822653-13-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: enetc: Annotate struct enetc_psfp_gate with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct enetc_psfp_gate. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Claudiu Manoil <claudiu.manoil@nxp.com> Cc: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20230922172858.3822653-11-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: ipa: Annotate struct ipa_power with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct ipa_power. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Reviewed-by: Alex Elder <elder@linaro.org> Link: https://lore.kernel.org/r/20230922172858.3822653-8-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: hisilicon: Annotate struct rcb_common_cb with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct rcb_common_cb. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Yisen Zhuang <yisen.zhuang@huawei.com> Cc: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20230922172858.3822653-6-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: enetc: Annotate struct enetc_int_vector with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct enetc_int_vector. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Claudiu Manoil <claudiu.manoil@nxp.com> Cc: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20230922172858.3822653-5-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02net: hns: Annotate struct ppe_common_cb with __counted_byKees Cook
Prepare for the coming implementation by GCC and Clang of the __counted_by attribute. Flexible array members annotated with __counted_by can have their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family functions). As found with Coccinelle[1], add __counted_by for struct ppe_common_cb. [1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci Cc: Yisen Zhuang <yisen.zhuang@huawei.com> Cc: Salil Mehta <salil.mehta@huawei.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Link: https://lore.kernel.org/r/20230922172858.3822653-4-keescook@chromium.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-10-02Merge tag 'iommu-fixes-v6.6-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu Pull iommu fixes from Joerg Roedel: - Arm SMMU fixes from Will Deacon: - Fix TLB range command encoding when TTL, Num and Scale are all zero - Fix soft lockup by limiting TLB invalidation ops issued by SVA - Fix clocks description for SDM630 platform in arm-smmu DT binding - Intel VT-d fix from Lu Baolu: - Fix a suspend/hibernation problem in iommu_suspend() - Mediatek driver: Fix page table sharing for addresses over 4GiB - Apple/Dart: DMA_FQ handling fix in attach_dev() * tag 'iommu-fixes-v6.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: iommu/vt-d: Avoid memory allocation in iommu_suspend() iommu/apple-dart: Handle DMA_FQ domains in attach_dev() iommu/mediatek: Fix share pgtable for iova over 4GB iommu/arm-smmu-v3: Fix soft lockup triggered by arm_smmu_mm_invalidate_range dt-bindings: arm-smmu: Fix SDM630 clocks description iommu/arm-smmu-v3: Avoid constructing invalid range commands
2023-10-02of: overlay: Reorder struct fragment fields kerneldocGeert Uytterhoeven
The fields of the fragment structure were reordered, but the kerneldoc was not updated. Fixes: 81225ea682f45629 ("of: overlay: reorder fields in struct fragment") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/r/cfa36d2bb95e3c399c415dbf58057302c70ef375.1695893695.git.geert+renesas@glider.be Signed-off-by: Rob Herring <robh@kernel.org>
2023-10-02RDMA/mlx5: Remove not-used cache disable flagLeon Romanovsky
During execution of mlx5_mkey_cache_cleanup(), there is a guarantee that MR are not registered and/or destroyed. It means that we don't need newly introduced cache disable flag. Fixes: 374012b00457 ("RDMA/mlx5: Fix mkey cache possible deadlock on cleanup") Link: https://lore.kernel.org/r/c7e9c9f98c8ae4a7413d97d9349b29f5b0a23dbe.1695921626.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
2023-10-02RDMA/cma: Initialize ib_sa_multicast structure to 0 when joinMark Zhang
Initialize the structure to 0 so that it's fields won't have random values. For example fields like rec.traffic_class (as well as rec.flow_label and rec.sl) is used to generate the user AH through: cma_iboe_join_multicast cma_make_mc_event ib_init_ah_from_mcmember And a random traffic_class causes a random IP DSCP in RoCEv2. Fixes: b5de0c60cc30 ("RDMA/cma: Fix use after free race in roce multicast join") Signed-off-by: Mark Zhang <markzhang@nvidia.com> Link: https://lore.kernel.org/r/20230927090511.603595-1-markzhang@nvidia.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Handle IPsec steering upon master unbind/bindPatrisious Haddad
When the master device is unbinded, make sure to clean up all of the steering rules or flow tables that were created over the master, in order to allow proper unbinding of master, and for ethernet traffic to continue to work independently. Upon bringing master device back up and attaching the slave to it, checks if the slave already has IPsec configured and if so reconfigure the rules needed to support RoCE traffic. Note that while master device is unbound, the user is unable to configure IPsec again, since they are in a kind of illegal state in which they are in MPV mode but the slave has no master. However if IPsec was configured before hand, it will continue to work for ethernet traffic while master is unbound, and would continue to work for all traffic when the master is bound back again. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/8434e88912c588affe51b34669900382a132e873.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Configure IPsec steering for ingress RoCEv2 MPV trafficPatrisious Haddad
Add empty flow table in RDMA_RX master domain, to forward all received traffic to it, in order to continue through the FW RoCE steering. In order to achieve that however, first we check if the decrypted traffic is RoCEv2, if so then forward it to RDMA_RX domain. But in case the traffic is coming from the slave, have to first send the traffic to an alias table in order to switch gvmi and from there we can go to the appropriate gvmi flow table in RDMA_RX master domain. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/d2200b53158b1e7ef30996812107dd7207485c28.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Configure IPsec steering for egress RoCEv2 MPV trafficPatrisious Haddad
Add steering tables/rules in RDMA_TX master domain, to forward all traffic to IPsec crypto table in NIC domain. But in case the traffic is coming from the slave, have to first send the traffic to an alias table in order to switch gvmi and from there we can go to the appropriate gvmi crypto table in NIC domain. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/7ca5cf1ac5c6979359b8726e97510574e2b3d44d.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Add create alias flow table function to ipsec rocePatrisious Haddad
Implements functions which creates an alias flow table, and check if alias flow table creation is even supported, and if successful returns the created alias flow table object id. This function would be used in later patches to allow jumping from one vhca to another, in order to add support for MPV mode. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/36e15ef41586f2a9aacc65b935de18391eef5607.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Implement alias object allow and create functionsPatrisious Haddad
Add functions which allow one vhca to access another vhca object, and functions that creates an alias object or destroys it. Together they can be used to create cross vhca flow table that is able jump from the steering domain that is managed by one vport, to the steering domain on a different vport. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/f45a9c85319fa783186b8988abcd64955b5f2a0c.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Store devcom pointer inside IPsec RoCEPatrisious Haddad
Store the mlx5e priv devcom component within IPsec RoCE to enable the IPsec RoCE code to access the other device's private information. This includes retrieving the necessary device information and the IPsec database, which helps determine if IPsec is configured or not. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/5bb3160ceeb07523542302886da54c78eef0d2af.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02net/mlx5: Register mlx5e priv to devcom in MPV modePatrisious Haddad
If the device is in MPV mode, the ethernet driver would now register to events from IB driver about core devices affiliation or de-affiliation. Use the key provided in said event to connect each mlx5e priv instance to it's master counterpart, this way the ethernet driver is now aware of who is his master core device and even more, such as knowing if partner device has IPsec configured or not. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/279adfa0aa3a1957a339086f2c1739a50b8e4b68.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02RDMA/mlx5: Send events from IB driver about device affiliation statePatrisious Haddad
Send blocking events from IB driver whenever the device is done being affiliated or if it is removed from an affiliation. This is useful since now the EN driver can register to those event and know when a device is affiliated or not. Signed-off-by: Patrisious Haddad <phaddad@nvidia.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Link: https://lore.kernel.org/r/a7491c3e483cfd8d962f5f75b9a25f253043384a.1695296682.git.leon@kernel.org Signed-off-by: Leon Romanovsky <leon@kernel.org>
2023-10-02staging: media: tegra-video: fix infinite recursion regressionLuca Ceresoli
Since commit 9bf19fbf0c8b ("media: v4l: async: Rework internal lists"), aka v6.6-rc1~97^2~198, probing the tegra-video VI driver causes infinite recursion due tegra_vi_graph_parse_one() calling itself until: [ 1.571168] Insufficient stack space to handle exception! ... [ 1.591416] Internal error: kernel stack overflow: 0 [#1] PREEMPT SMP ARM ... [ 3.861013] of_phandle_iterator_init from __of_parse_phandle_with_args+0x40/0xf0 [ 3.868497] __of_parse_phandle_with_args from of_fwnode_graph_get_remote_endpoint+0x68/0xa8 [ 3.876938] of_fwnode_graph_get_remote_endpoint from fwnode_graph_get_remote_port_parent+0x30/0x7c [ 3.885984] fwnode_graph_get_remote_port_parent from tegra_vi_graph_parse_one+0x7c/0x224 [ 3.894158] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 [ 3.901459] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 [ 3.908760] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 [ 3.916061] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 ... [ 4.857892] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 [ 4.865193] tegra_vi_graph_parse_one from tegra_vi_graph_parse_one+0x144/0x224 [ 4.872494] tegra_vi_graph_parse_one from tegra_vi_init+0x574/0x6d4 [ 4.878842] tegra_vi_init from host1x_device_init+0x84/0x15c [ 4.884594] host1x_device_init from host1x_video_probe+0xa0/0x114 [ 4.890770] host1x_video_probe from really_probe+0xe0/0x400 The reason is the mentioned commit changed tegra_vi_graph_find_entity() to search for an entity in the done notifier list: > @@ -1464,7 +1464,7 @@ tegra_vi_graph_find_entity(struct tegra_vi_channel *chan, > struct tegra_vi_graph_entity *entity; > struct v4l2_async_connection *asd; > > - list_for_each_entry(asd, &chan->notifier.asc_list, asc_entry) { > + list_for_each_entry(asd, &chan->notifier.done_list, asc_entry) { > entity = to_tegra_vi_graph_entity(asd); > if (entity->asd.match.fwnode == fwnode) > return entity; This is not always correct, being tegra_vi_graph_find_entity() called in three locations, in this order: 1. tegra_vi_graph_parse_one() -- called while probing 2. tegra_vi_graph_notify_bound() -- the .bound notifier op 3. tegra_vi_graph_build() -- called in the .complete notifier op Locations 1 and 2 are called before moving the entity from waiting_list to done_list, thus they won't find what they are looking for in done_list. Location 3 happens afterwards and thus it is not broken, however it means tegra_vi_graph_find_entity() should not search in the same list every time. The error appears at step 1: tegra_vi_graph_parse_one() iterates recursively until it finds the entity already notified, which now never happens. Fix by passing the specific notifier list pointer to tegra_vi_graph_find_entity() instead of the channel, so each caller can search in whatever list is correct. Also improve the tegra_vi_graph_find_entity() comment. Fixes: 9bf19fbf0c8b ("media: v4l: async: Rework internal lists") Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Jonathan Hunter <jonathanh@nvidia.com> Cc: Sowjanya Komatineni <skomatineni@nvidia.com> Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com> [Sakari Ailus: Wrapped some long lines.] Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2023-10-02media: pci: intel: ivsc: select V4L2_FWNODEArnd Bergmann
Some missing select statements were already added back, but I ran into another one that is missing: ERROR: modpost: "v4l2_fwnode_endpoint_free" [drivers/media/pci/intel/ivsc/ivsc-csi.ko] undefined! ERROR: modpost: "v4l2_fwnode_endpoint_alloc_parse" [drivers/media/pci/intel/ivsc/ivsc-csi.ko] undefined! ERROR: modpost: "v4l2_fwnode_endpoint_parse" [drivers/media/pci/intel/ivsc/ivsc-csi.ko] undefined! Fixes: 29006e196a56 ("media: pci: intel: ivsc: Add CSI submodule") Signed-off-by: Arnd Bergmann <arnd@arndb.de> [Sakari Ailus: Drop V4L2_ASYNC dependency, it is implied now.] Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2023-10-02media: ipu-bridge: Fix Kconfig dependenciesSakari Ailus
The current Kconfig symbol dependencies allow having the following Kconfig symbol values CONFIG_IPU_BRIDGE=m CONFIG_VIDEO_IPU3_CIO2=y CONFIG_CIO2_BRIDGE=n This does not work as the IPU bridge API is conditional to IS_ENABLED(CONFIG_IPU_BRIDGE). Fix this by changing the dependencies so that CONFIG_IPU_BRIDGE can be separately selected. The CONFIG_CIO2_BRIDGE symbol becomes redundant as a result and is removed. Fixes: 2545a2c02ba1 ("media: ipu3-cio2: allow ipu_bridge to be a module again") Suggested-by: Arnd Bergmann <arnd@kernel.org> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2023-10-02media: pxa_camera: Fix an error handling path in pxa_camera_probe()Christophe JAILLET
The commit in Fixes has reordered the code and the error handling path. However one 'goto' was missed. Fix it and branch at the correct place in the error handling path. Fixes: 5073d10cbaba ("media: pxa_camera: Register V4L2 device early") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
2023-10-02gpio: pxa: disable pinctrl calls for MMP_GPIODuje Mihanović
Similarly to PXA3xx and MMP2, pinctrl-single isn't capable of setting pin direction on MMP either. Fixes: a770d946371e ("gpio: pxa: add pin control gpio direction and request") Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr> Reviewed-by: Andy Shevchenko <andy@kernel.org> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2023-10-02mlxsw: i2c: Utilize standard macros for dividing buffer into chunksVadim Pasternak
Use standard macro DIV_ROUND_UP() to determine the number of chunks required for a given buffer. Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Petr Machata <petrm@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-02mlxsw: core: Extend allowed list of external cooling devices for thermal ↵Vadim Pasternak
zone binding Extend the list of allowed external cooling devices for thermal zone binding to include devices of type "emc2305". The motivation is to provide support for the system SN2201, which is equipped with the Spectrum-1 ASIC. The system's airflow control is managed by the EMC2305 RPM-based PWM Fan Speed Controller as the cooling device. Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Petr Machata <petrm@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-02mlxsw: reg: Limit MTBR register payload to a single data recordVadim Pasternak
The MTBR register is used to read temperatures from multiple sensors in one transaction, but the driver only reads from a single sensor in each transaction. Rrestrict the payload size of the MTBR register to prevent the transmission of redundant data to the firmware. Signed-off-by: Vadim Pasternak <vadimp@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Petr Machata <petrm@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-02sky2: Make sure there is at least one frag_addr availableKees Cook
In the pathological case of building sky2 with 16k PAGE_SIZE, the frag_addr[] array would never be used, so the original code was correct that size should be 0. But the compiler now gets upset with 0 size arrays in places where it hasn't eliminated the code that might access such an array (it can't figure out that in this case an rx skb with fragments would never be created). To keep the compiler happy, make sure there is at least 1 frag_addr in struct rx_ring_info: In file included from include/linux/skbuff.h:28, from include/net/net_namespace.h:43, from include/linux/netdevice.h:38, from drivers/net/ethernet/marvell/sky2.c:18: drivers/net/ethernet/marvell/sky2.c: In function 'sky2_rx_unmap_skb': include/linux/dma-mapping.h:416:36: warning: array subscript i is outside array bounds of 'dma_addr_t[0]' {aka 'long long unsigned int[]'} [-Warray-bounds=] 416 | #define dma_unmap_page(d, a, s, r) dma_unmap_page_attrs(d, a, s, r, 0) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/marvell/sky2.c:1257:17: note: in expansion of macro 'dma_unmap_page' 1257 | dma_unmap_page(&pdev->dev, re->frag_addr[i], | ^~~~~~~~~~~~~~ In file included from drivers/net/ethernet/marvell/sky2.c:41: drivers/net/ethernet/marvell/sky2.h:2198:25: note: while referencing 'frag_addr' 2198 | dma_addr_t frag_addr[ETH_JUMBO_MTU >> PAGE_SHIFT]; | ^~~~~~~~~ With CONFIG_PAGE_SIZE_16KB=y, PAGE_SHIFT == 14, so: #define ETH_JUMBO_MTU 9000 causes "ETH_JUMBO_MTU >> PAGE_SHIFT" to be 0. Use "?: 1" to solve this build warning. Cc: Mirko Lindner <mlindner@marvell.com> Cc: Stephen Hemminger <stephen@networkplumber.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Eric Dumazet <edumazet@google.com> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Paolo Abeni <pabeni@redhat.com> Cc: netdev@vger.kernel.org Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202309191958.UBw1cjXk-lkp@intel.com/ Reviewed-by: Alexander Lobakin <aleksander.lobakin@intel.com> Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-02net: dsa: mv88e6xxx: Avoid EEPROM timeout when EEPROM is absentFabio Estevam
Since commit 23d775f12dcd ("net: dsa: mv88e6xxx: Wait for EEPROM done before HW reset") the following error is seen on a imx8mn board with a 88E6320 switch: mv88e6085 30be0000.ethernet-1:00: Timeout waiting for EEPROM done This board does not have an EEPROM attached to the switch though. This problem is well explained by Andrew Lunn: "If there is an EEPROM, and the EEPROM contains a lot of data, it could be that when we perform a hardware reset towards the end of probe, it interrupts an I2C bus transaction, leaving the I2C bus in a bad state, and future reads of the EEPROM do not work. The work around for this was to poll the EEInt status and wait for it to go true before performing the hardware reset. However, we have discovered that for some boards which do not have an EEPROM, EEInt never indicates complete. As a result, mv88e6xxx_g1_wait_eeprom_done() spins for a second and then prints a warning. We probably need a different solution than calling mv88e6xxx_g1_wait_eeprom_done(). The datasheet for 6352 documents the EEPROM Command register: bit 15 is: EEPROM Unit Busy. This bit must be set to a one to start an EEPROM operation (see EEOp below). Only one EEPROM operation can be executing at one time so this bit must be zero before setting it to a one. When the requested EEPROM operation completes this bit will automatically be cleared to a zero. The transition of this bit from a one to a zero can be used to generate an interrupt (the EEInt in Global 1, offset 0x00). and more interesting is bit 11: Register Loader Running. This bit is set to one whenever the register loader is busy executing instructions contained in the EEPROM." Change to using mv88e6xxx_g2_eeprom_wait() to fix the timeout error when the EEPROM chip is not present. Fixes: 23d775f12dcd ("net: dsa: mv88e6xxx: Wait for EEPROM done before HW reset") Suggested-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Fabio Estevam <festevam@denx.de> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-02ptp: ocp: Fix error handling in ptp_ocp_device_initDinghao Liu
When device_add() fails, ptp_ocp_dev_release() will be called after put_device(). Therefore, it seems that the ptp_ocp_dev_release() before put_device() is redundant. Fixes: 773bda964921 ("ptp: ocp: Expose various resources on the timecard.") Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Reviewed-by: Vadim Feodrenko <vadim.fedorenko@linux.dev> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01Merge tag 'char-misc-6.6-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull misc driver fix from Greg KH: "Here is a single, much requested, fix for a set of misc drivers to resolve a much reported regression in the -rc series that has also propagated back to the stable releases. Sorry for the delay, lots of conference travel for a few weeks put me very far behind in patch wrangling. It has been reported by many to resolve the reported problem, and has been in linux-next with no reported issues" * tag 'char-misc-6.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: misc: rtsx: Fix some platforms can not boot and move the l1ss judgment to probe
2023-10-01Merge tag 'tty-6.6-rc4' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty Pull tty / serial driver fixes from Greg KH: "Here are two tty/serial driver fixes for 6.6-rc4 that resolve some reported regressions: - revert a n_gsm change that ended up causing problems - 8250_port fix for irq data both have been in linux-next for over a week with no reported problems" * tag 'tty-6.6-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: Revert "tty: n_gsm: fix UAF in gsm_cleanup_mux" serial: 8250_port: Check IRQ data before use
2023-10-01net: implement lockless SO_PRIORITYEric Dumazet
This is a followup of 8bf43be799d4 ("net: annotate data-races around sk->sk_priority"). sk->sk_priority can be read and written without holding the socket lock. Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Wenjia Zhang <wenjia@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01virtio_net: avoid data-races on dev->stats fieldsEric Dumazet
Use DEV_STATS_INC() and DEV_STATS_READ() which provide atomicity on paths that can be used concurrently. Reported-by: syzbot <syzkaller@googlegroups.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Jason Wang <jasowang@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01net: add DEV_STATS_READ() helperEric Dumazet
Companion of DEV_STATS_INC() & DEV_STATS_ADD(). This is going to be used in the series. Use it in macsec_get_stats64(). Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01octeontx2-pf: Tc flower offload support for MPLSHariprasad Kelam
This patch extends flower offload support for MPLS protocol. Due to hardware limitation, currently driver supports lse depth up to 4. Signed-off-by: Hariprasad Kelam <hkelam@marvell.com> Signed-off-by: Sunil Goutham <sgoutham@marvell.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01Merge tag 'for-net-2023-09-20' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth bluetooth pull request for net: - Fix handling of HCI_QUIRK_STRICT_DUPLICATE_FILTER - Fix handling of listen for ISO unicast - Fix build warnings - Fix leaking content of local_codecs - Add shutdown function for QCA6174 - Delete unused hci_req_prepare_suspend() declaration - Fix hci_link_tx_to RCU lock usage - Avoid redundant authentication Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01net: ethernet: xilinx: Drop kernel doc comment about return valueUwe Kleine-König
During review of the patch that became 2e0ec0afa902 ("net: ethernet: xilinx: Convert to platform remove callback returning void") in net-next, Radhey Shyam Pandey pointed out that the change makes the documentation about the return value obsolete. The patch was applied without addressing this feedback, so here comes a fix in a separate patch. Fixes: 2e0ec0afa902 ("net: ethernet: xilinx: Convert to platform remove callback returning void") Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2023-10-01net: stmmac: platform: fix the incorrect parameterClark Wang
The second parameter of stmmac_pltfr_init() needs the pointer of "struct plat_stmmacenet_data". So, correct the parameter typo when calling the function. Otherwise, it may cause this alignment exception when doing suspend/resume. [ 49.067201] CPU1 is up [ 49.135258] Internal error: SP/PC alignment exception: 000000008a000000 [#1] PREEMPT SMP [ 49.143346] Modules linked in: soc_imx9 crct10dif_ce polyval_ce nvmem_imx_ocotp_fsb_s400 polyval_generic layerscape_edac_mod snd_soc_fsl_asoc_card snd_soc_imx_audmux snd_soc_imx_card snd_soc_wm8962 el_enclave snd_soc_fsl_micfil rtc_pcf2127 rtc_pcf2131 flexcan can_dev snd_soc_fsl_xcvr snd_soc_fsl_sai imx8_media_dev(C) snd_soc_fsl_utils fuse [ 49.173393] CPU: 0 PID: 565 Comm: sh Tainted: G C 6.5.0-rc4-next-20230804-05047-g5781a6249dae #677 [ 49.183721] Hardware name: NXP i.MX93 11X11 EVK board (DT) [ 49.189190] pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 49.196140] pc : 0x80800052 [ 49.198931] lr : stmmac_pltfr_resume+0x34/0x50 [ 49.203368] sp : ffff800082f8bab0 [ 49.206670] x29: ffff800082f8bab0 x28: ffff0000047d0ec0 x27: ffff80008186c170 [ 49.213794] x26: 0000000b5e4ff1ba x25: ffff800081e5fa74 x24: 0000000000000010 [ 49.220918] x23: ffff800081fe0000 x22: 0000000000000000 x21: 0000000000000000 [ 49.228042] x20: ffff0000001b4010 x19: ffff0000001b4010 x18: 0000000000000006 [ 49.235166] x17: ffff7ffffe007000 x16: ffff800080000000 x15: 0000000000000000 [ 49.242290] x14: 00000000000000fc x13: 0000000000000000 x12: 0000000000000000 [ 49.249414] x11: 0000000000000001 x10: 0000000000000a60 x9 : ffff800082f8b8c0 [ 49.256538] x8 : 0000000000000008 x7 : 0000000000000001 x6 : 000000005f54a200 [ 49.263662] x5 : 0000000001000000 x4 : ffff800081b93680 x3 : ffff800081519be0 [ 49.270786] x2 : 0000000080800052 x1 : 0000000000000000 x0 : ffff0000001b4000 [ 49.277911] Call trace: [ 49.280346] 0x80800052 [ 49.282781] platform_pm_resume+0x2c/0x68 [ 49.286785] dpm_run_callback.constprop.0+0x74/0x134 [ 49.291742] device_resume+0x88/0x194 [ 49.295391] dpm_resume+0x10c/0x230 [ 49.298866] dpm_resume_end+0x18/0x30 [ 49.302515] suspend_devices_and_enter+0x2b8/0x624 [ 49.307299] pm_suspend+0x1fc/0x348 [ 49.310774] state_store+0x80/0x104 [ 49.314258] kobj_attr_store+0x18/0x2c [ 49.318002] sysfs_kf_write+0x44/0x54 [ 49.321659] kernfs_fop_write_iter+0x120/0x1ec [ 49.326088] vfs_write+0x1bc/0x300 [ 49.329485] ksys_write+0x70/0x104 [ 49.332874] __arm64_sys_write+0x1c/0x28 [ 49.336783] invoke_syscall+0x48/0x114 [ 49.340527] el0_svc_common.constprop.0+0xc4/0xe4 [ 49.345224] do_el0_svc+0x38/0x98 [ 49.348526] el0_svc+0x2c/0x84 [ 49.351568] el0t_64_sync_handler+0x100/0x12c [ 49.355910] el0t_64_sync+0x190/0x194 [ 49.359567] Code: ???????? ???????? ???????? ???????? (????????) [ 49.365644] ---[ end trace 0000000000000000 ]--- Fixes: 97117eb51ec8 ("net: stmmac: platform: provide stmmac_pltfr_init()") Signed-off-by: Clark Wang <xiaoning.wang@nxp.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Reviewed-by: Serge Semin <fancer.lancer@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>