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2016-07-08rtl8xxxu: Obtain ieee80211_rx_status within parse_rx_desc()Jes Sorensen
When handling aggregated packets, we'll get a new ieee80211_rx_status for each cloned skb, so passing in the pointer from the outside doesn't make sense. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtl8xxxu: Move skb delivery into parse_tx_desc() handlerJes Sorensen
This is another prepatory patch to be able to handle aggregated RX packets. In order to avoid adding a prototype, this also moves the rtl8723bu_handle_c2h() function. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtl8xxxu: Set all ieee80211_rx_status values in parse_rx_desc()Jes Sorensen
This needs to be handled locally in the parse_rx_desc() function in order to be able to handle aggregated packets in the future. Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08netfilter: nft_ct: fix expiration getterFlorian Westphal
We need to compute timeout.expires - jiffies, not the other way around. Add a helper, another patch can then later change more places in conntrack code where we currently open-code this. Will allow us to only change one place later when we remove per-ct timer. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-07-08fakelb: allow to run as monitorAlexander Aring
For my RIOT-OS in userspace experiments I need to create a fakelb monitor interface. The fakelb doesn't filter anything on L2 and is a purely raw interface. Because nl802154 checks on promiscuous mode which need to supported by creating monitors this patch adds some no-op promiscuous mode setting and the promiscuous flag. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: cleanup WARN_ON for fc fetchAlexander Aring
This patch cleanups the WARN_ON which occurs when the sk buffer has insufficient buffer space by moving the WARN_ON into if condition. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08atusb: don't change csma settings while set channelAlexander Aring
This patch fixes the behaviour to not overwrite csma settings when set channel afterwards. Cc: Stefan Schmidt <stefan@osg.samsung.com> Acked-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-086lowpan: ndisc: set invalid unicast short addr to unspecAlexander Aring
When receiving neighbour information with short address option field we should check the complete range of invalid short addresses and set it to one invalid address setting which is the unspecified address. This address is also used when by creating at first a new neighbour entry to indicate no short address is set. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: fix skb get fc on big endianAlexander Aring
This patch fixes ieee802154_get_fc_from_skb function on big endian machines. The function get_unaligned_le16 converts the byte order to host byte order but we want to keep the byte order like in mac header. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: 6lowpan: fix intra pan id checkAlexander Aring
The RIOT-OS stack does send intra-pan frames but don't set the intra pan flag inside the mac header. It seems this is valid frame addressing but inefficient. Anyway this patch adds a new function for intra pan addressing, doesn't matter if intra pan flag or source and destination are the same. The newly introduction function will be used to check on intra pan addressing for 6lowpan. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: add ieee802154_skb_src_pan helperAlexander Aring
This patch adds ieee802154_skb_src_pan function to get the pointer address of the source pan id at skb mac pointer. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: add ieee802154_skb_dst_pan helperAlexander Aring
This patch adds ieee802154_skb_dst_pan function to get the pointer address of the destination pan id at skb mac pointer. Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08xenbus: simplify xenbus_dev_request_and_reply()Jan Beulich
No need to retain a local copy of the full request message, only the type is really needed. Signed-off-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2016-07-08Bluetooth: btusb: add support for device 0489:e092Yvain THONNART
With current btusb.ko kernel module, Bluetooth pretends to be active but there is no real activity. I'm using an Acer Aspire VN7-791. Output of lsusb: Bus 003 Device 007: ID 0489:e092 Foxconn / Hon Hai On my laptop, this device is actually used as a combo with wifi chipset Atheros Qualcomm Killer N1525 Wireless-AC [168c:003e], * Fix by adding a declaration in kernel sources drivers/bluetooth/btusb.c { USB_DEVICE(0x0489, 0xe092), .driver_info = BTUSB_QCA_ROME }, * Compiled extra module /lib/modules/4.4.0-22-generic/extra/btusb.ko * Successfully tested against my phone (obex file transfer) Signed-off-by: Yvain THONNART <yvain.thonnart@m4x.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: btmrvl: fix slab-out-of-bounds access in btmrvl_sdioRicky Liang
Kasan reported slab-out-of-bounds access in btmrvl_sdio: [ 33.055400] ================================================================== [ 33.062585] BUG: KASAN: slab-out-of-bounds in memcpy+0x24/0x50 at addr ffffffc0d89b4a00 [ 33.070529] Read of size 256 by task btmrvl_main_ser/3576 [ 33.075885] ============================================================================= [ 33.084002] BUG kmalloc-256 (Tainted: G B ): kasan: bad access detected [ 33.091511] ----------------------------------------------------------------------------- <snip...> [ 33.413498] Call trace: [ 33.415928] [<ffffffc00020a440>] dump_backtrace+0x0/0x190 [ 33.421288] [<ffffffc00020a5ec>] show_stack+0x1c/0x28 [ 33.426305] [<ffffffc000b3288c>] dump_stack+0xa0/0xf8 [ 33.431320] [<ffffffc000396130>] print_trailer+0x158/0x16c [ 33.436765] [<ffffffc0003962cc>] object_err+0x48/0x5c [ 33.441780] [<ffffffc00039be24>] kasan_report+0x344/0x510 [ 33.447141] [<ffffffc00039afd8>] __asan_loadN+0x20/0x150 [ 33.452413] [<ffffffc00039b60c>] memcpy+0x20/0x50 [ 33.457084] [<ffffffc000595fcc>] swiotlb_tbl_map_single+0x2ec/0x310 [ 33.463305] [<ffffffc000596b54>] map_single+0x24/0x30 [ 33.468320] [<ffffffc0005970c8>] swiotlb_map_sg_attrs+0xec/0x21c [ 33.474286] [<ffffffc000219d4c>] __swiotlb_map_sg_attrs+0x48/0xec [ 33.480339] [<ffffffc0008ea610>] msdc_prepare_data.isra.11+0xf0/0x11c [ 33.486733] [<ffffffc0008ecbd0>] msdc_ops_request+0x74/0xf0 [ 33.492266] [<ffffffc0008c6b38>] __mmc_start_request+0x78/0x8c [ 33.498057] [<ffffffc0008c6d6c>] mmc_start_request+0x220/0x240 [ 33.503848] [<ffffffc0008c6e04>] mmc_wait_for_req+0x78/0x250 [ 33.509468] [<ffffffc0008d70fc>] mmc_io_rw_extended+0x2ec/0x388 [ 33.515347] [<ffffffc0008d8fc0>] sdio_io_rw_ext_helper+0x160/0x268 [ 33.521483] [<ffffffc0008d93fc>] sdio_writesb+0x40/0x50 [ 33.526677] [<ffffffbffc338b38>] btmrvl_sdio_host_to_card+0x124/0x1bc [btmrvl_sdio] [ 33.534283] [<ffffffbffc3290a0>] btmrvl_service_main_thread+0x384/0x428 [btmrvl] [ 33.541626] [<ffffffc0002518e8>] kthread+0x140/0x158 [ 33.546550] Memory state around the buggy address: [ 33.551305] ffffffc0d89b4980: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.558474] ffffffc0d89b4a00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 33.565643] >ffffffc0d89b4a80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc [ 33.572809] ^ [ 33.579889] ffffffc0d89b4b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.587055] ffffffc0d89b4b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.594221] ================================================================== The cause of this is that btmrvl_sdio_host_to_card can access memory region out of its allocated space due to: 1. the requested block size is smaller than SDIO_BLOCK_SIZE, and/or 2. the allocated memory is not BTSDIO_DMA_ALIGN-aligned. This patch fixes the issue by allocating a buffer which is big enough for SDIO_BLOCK_SIZE transfer and/or BTSDIO_DMA_ALIGN address relocation. Signed-off-by: Ricky Liang <jcliang@chromium.org> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: Replace constant hw_variant from Intel Bluetooth firmware filenameTedd Ho-Jeong An
The format of Intel Bluetooth firmware filename for bootloader product is ibt-<hw_variant>-<device_revision_id>.sfi Currently the driver uses a constant value 11 (0x0b) for hw_variant to support LnP/SfP product. But new product like WsP product has a different value such as 12 (0x0c). To support the multiple products, this patch replaces the constant value of hw_variant to the actual hw_variant value read from the device. Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: Fix hci_sock_recvmsg return valueDenis Kenzior
If recvmsg is called with a destination buffer that is too small to receive the contents of skb in its entirety, the return value from recvmsg was inconsistent with common SOCK_SEQPACKET or SOCK_DGRAM semantics. If destination buffer provided by userspace is too small (e.g. len < copied), then MSG_TRUNC flag is set and copied is returned. Instead, it should return the length of the message, which is consistent with how other datagram based sockets act. Quoting 'man recv': "All three calls return the length of the message on successful comple‐ tion. If a message is too long to fit in the supplied buffer, excess bytes may be discarded depending on the type of socket the message is received from." and "MSG_TRUNC (since Linux 2.2) For raw (AF_PACKET), Internet datagram (since Linux 2.4.27/2.6.8), netlink (since Linux 2.6.22), and UNIX datagram (since Linux 3.4) sockets: return the real length of the packet or datagram, even when it was longer than the passed buffer." Signed-off-by: Denis Kenzior <denkenz@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: Fix bt_sock_recvmsg return valueDenis Kenzior
If recvmsg is called with a destination buffer that is too small to receive the contents of skb in its entirety, the return value from recvmsg was inconsistent with common SOCK_SEQPACKET or SOCK_DGRAM semantics. If destination buffer provided by userspace is too small (e.g. len < copied), then MSG_TRUNC flag is set and copied is returned. Instead, it should return the length of the message, which is consistent with how other datagram based sockets act. Quoting 'man recv': "All three calls return the length of the message on successful comple‐ tion. If a message is too long to fit in the supplied buffer, excess bytes may be discarded depending on the type of socket the message is received from." and "MSG_TRUNC (since Linux 2.2) For raw (AF_PACKET), Internet datagram (since Linux 2.4.27/2.6.8), netlink (since Linux 2.6.22), and UNIX datagram (since Linux 3.4) sockets: return the real length of the packet or datagram, even when it was longer than the passed buffer." Signed-off-by: Denis Kenzior <denkenz@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: allow netns create of lowpan interfaceAlexander Aring
This patch reverts commit f9d1ce8f81eb ("ieee802154: fix netns settings"). The lowpan interface need to be created inside the net namespace where the wpan interface is available. The wpan namespace can be changed only by nl802154 before. Without this patch it's not possible to create a lowpan interface for a wpan interface which isn't inside init_net namespace. Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08ieee802154: add netns supportAlexander Aring
This patch adds netns support for 802.15.4 subsystem. Most parts are copy&pasted from wireless subsystem, it has the identically userspace API. Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08nl802154: move PAD to right positionAlexander Aring
The PAD define should be above the experimental support. We don't care about if we break userspace in experimental stuff but PAD is part of the existing UAPI. Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com> Acked-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Reviewed-by: Stefan Schmidt<stefan@osg.samsung.com> Signed-off-by: Alexander Aring <aar@pengutronix.de> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: Add support for Intel Bluetooth device 3168 [8087:0aa7]Tedd Ho-Jeong An
This patch adds support for Intel Bluetooth device 3168 also known as Sandy Peak (SdP). T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 4 Spd=12 MxCh= 0 D: Ver= 2.00 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=8087 ProdID=0aa7 Rev= 0.01 C:* #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=100mA I:* If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=81(I) Atr=03(Int.) MxPS= 64 Ivl=1ms E: Ad=02(O) Atr=02(Bulk) MxPS= 64 Ivl=0ms E: Ad=82(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms I:* If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 0 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 0 Ivl=1ms I: If#= 1 Alt= 1 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 9 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 9 Ivl=1ms I: If#= 1 Alt= 2 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 17 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 17 Ivl=1ms I: If#= 1 Alt= 3 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 25 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 25 Ivl=1ms I: If#= 1 Alt= 4 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 33 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 33 Ivl=1ms I: If#= 1 Alt= 5 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb E: Ad=03(O) Atr=01(Isoc) MxPS= 49 Ivl=1ms E: Ad=83(I) Atr=01(Isoc) MxPS= 49 Ivl=1ms Signed-off-by: Tedd Ho-Jeong An <tedd.an@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-086lowpan: ndisc: add missing 802.15.4 only checkAlexander Aring
This patch adds a missing check to handle short address parsing for 802.15.4 6LoWPAN only. Signed-off-by: Alexander Aring <aar@pengutronix.de> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-086lowpan: ndisc: fix double read unlockAlexander Aring
This patch removes a double unlock case to accessing neighbour private data. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Alexander Aring <aar@pengutronix.de> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08Bluetooth: Switch SMP to crypto_cipher_encrypt_one()Andy Lutomirski
SMP does ECB crypto on stack buffers. This is complicated and fragile, and it will not work if the stack is virtually allocated. Switch to the crypto_cipher interface, which is simpler and safer. Signed-off-by: Andy Lutomirski <luto@kernel.org> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: Johan Hedberg <johan.hedberg@intel.com> Tested-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-07-08xenbus: don't bail early from xenbus_dev_request_and_reply()Jan Beulich
xenbus_dev_request_and_reply() needs to track whether a transaction is open. For XS_TRANSACTION_START messages it calls transaction_start() and for XS_TRANSACTION_END messages it calls transaction_end(). If sending an XS_TRANSACTION_START message fails or responds with an an error, the transaction is not open and transaction_end() must be called. If sending an XS_TRANSACTION_END message fails, the transaction is still open, but if an error response is returned the transaction is closed. Commit 027bd7e89906 ("xen/xenbus: Avoid synchronous wait on XenBus stalling shutdown/restart") introduced a regression where failed XS_TRANSACTION_START messages were leaving the transaction open. This can cause problems with suspend (and migration) as all transactions must be closed before suspending. It appears that the problematic change was added accidentally, so just remove it. Signed-off-by: Jan Beulich <jbeulich@suse.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: <stable@vger.kernel.org> Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2016-07-08wlcore: time sync : add support for 64 bit clockMachani, Yaniv
Changed the configuration to support 64bit instead of 32bit this in order to offload the driver from handling a wraparound. Signed-off-by: Yaniv Machani <yanivma@ti.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08mwifiex: fix NULL pointer dereference during suspendAmitkumar Karwar
This patch fixes below NULL pointer dereference observed in suspend stress test. When scan is cancelled during system suspend, we may end up aceesing "priv->scan_request" in corner case. [ 3035.304682] BUG: KASAN: null-ptr-deref on address 0000000000000008 [ 3035.304704] Read of size 4 by task ksdioirqd/mmc2/1183 [ 3035.304744] CPU: 0 PID: 1183 Comm: ksdioirqd/mmc2 Tainted: G W 3.18.0 #1169 [ 3035.304772] Call trace: [ 3035.304825] [<ffffffc00020a520>] dump_backtrace+0x0/0x190 [ 3035.304864] [<ffffffc00020a6cc>] show_stack+0x1c/0x28 [ 3035.304901] [<ffffffc000b36db8>] dump_stack+0xa0/0xf8 [ 3035.304940] [<ffffffc00039c494>] kasan_report+0x120/0x4fc [ 3035.304975] [<ffffffc00039b6b4>] __asan_load4+0x20/0x80 [ 3035.305546] [<ffffffbffc1f5aec>] mwifiex_check_next_scan_command+0x1a4/0x588 [mwifiex] [ 3035.306091] [<ffffffbffc1f7aec>] mwifiex_handle_event_ext_scan_report+0x304/0x370 [mwifiex] [ 3035.306735] [<ffffffbffc206bb8>] mwifiex_process_sta_event+0x6c0/0xf10 [mwifiex] [ 3035.307200] [<ffffffbffc1e609c>] mwifiex_process_event+0x2f4/0x358 [mwifiex] [ 3035.307612] [<ffffffbffc1e25c8>] mwifiex_main_process+0x3cc/0x80c [mwifiex] [ 3035.307737] [<ffffffbffc2523a0>] mwifiex_sdio_interrupt+0x198/0x1c0 [mwifiex_sdio] [ 3035.307785] [<ffffffc0008d9250>] process_sdio_pending_irqs+0x15c/0x1d4 [ 3035.307826] [<ffffffc0008d93f0>] sdio_irq_thread+0xd8/0x288 Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08mwifiex: clear scan_aborting flagAmitkumar Karwar
The flag should be cleaned along with other scan operation variables. This was missing at some places. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08mwifiex: code rearrangement in suspend handlerAmitkumar Karwar
We will derive sta_priv at the beginning of suspend handler. This will be useful for next patch in this series. Signed-off-by: Amitkumar Karwar <akarwar@marvell.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtlwifi: Add missing newlines to RT_TRACE callsJoe Perches
RT_TRACE does not add a newline to the end of a message and always emits at KERN_DEBUG so these are susceptible to message interleaving from other processes without the newline. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtlwifi: Create _rtl_dbg_trace function to reduce RT_TRACE code sizeJoe Perches
This debugging macro can expand to a lot of code. Make it a function to reduce code size. (x86-64 defconfig w/ all rtlwifi drivers and allyesconfig) $ size drivers/net/wireless/realtek/rtlwifi/built-in.o* text data bss dec hex filename 900083 200499 1907 1102489 10d299 drivers/net/wireless/realtek/rtlwifi/built-in.o.defconfig.new 1113597 200499 1907 1316003 1414a3 drivers/net/wireless/realtek/rtlwifi/built-in.o.defconfig.old 1746879 453503 8512 2208894 21b47e drivers/net/wireless/realtek/rtlwifi/built-in.o.new 2051965 503311 8512 2563788 271ecc drivers/net/wireless/realtek/rtlwifi/built-in.o.old Signed-off-by: Joe Perches <joe@perches.com> Acked-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtl8xxxu: Reduce console noise when removing the kernel moduleJes Sorensen
USB urbs will return with a status != 0 when rmmod'ing the driver. No need to fill the log with messages from rtl8xxxu_int_complete() Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08rtl8xxxu: remove unneeded assignmentsLuis de Bethencourt
reg_eac and reg_ecc are only used if candidate is bigger than 0, and in that case new values will be given to them. Removing the unused assignments. Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com> Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2016-07-08Merge tag 'iwlwifi-next-for-kalle-2016-07-06' of ↵Kalle Valo
git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next * work on DQA continued * SAR BIOS implementation * some work on debugging capabilities * added support for GCMP encryption * data path rework in preparation for new HW * some cleanup to remove transport dependency on mac80211 * support for MSIx in preparation for new HW * lots of work in preparation for HW support (9000 and a000 series) * general cleanups * general bugfixes
2016-07-08ALSA: pcm: Free chmap at PCM free callback, tooTakashi Iwai
The chmap ctls assigned to PCM streams are freed in the PCM disconnect callback. However, since the disconnect callback isn't called when the card gets freed before registering, the chmap ctls may still be left assigned. They are eventually freed together with other ctls, but it may cause an Oops at pcm_chmap_ctl_private_free(), as the function refers to the assigned PCM stream, while the PCM objects have been already freed beforehand. The fix is to free the chmap ctls also at PCM free callback, not only at PCM disconnect. Reported-by: Laxminath Kasam <b_lkasam@codeaurora.org> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2016-07-08ALSA: ctl: Stop notification after disconnectionTakashi Iwai
snd_ctl_remove() has a notification for the removal event. It's superfluous when done during the device got disconnected. Although the notification itself is mostly harmless, it may potentially be harmful, and should be suppressed. Actually some components PCM may free ctl elements during the disconnect or free callbacks, thus it's no theoretical issue. This patch adds the check of card->shutdown flag for avoiding unnecessary notifications after (or during) the disconnect. Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2016-07-08ath10k: replace warning with an error message if HTT op version is unsetMohammed Shafi Shajakhan
Print an ath10k error message rather a call trace when HTT op version is not found from firmware META data (IE). This should be sufficient to figure out what went wrong. Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: enable support for QCA9888Anilkumar Kolli
QCA9888 shares the same configuration with QCA99X0 with NSS=2. Signed-off-by: Anilkumar Kolli <akolli@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: remove unused member in ath10k_hw_regsAnilkumar Kolli
rtc_state_cold_reset_mask is unused in ath10k_hw_regs. instead fixed delays are used. Signed-off-by: Anilkumar Kolli <akolli@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: Clean up peer when sta goes away.Ben Greear
If WMI and/or firmware has issues removing the peer object, then we still need to clean up the peer object in the driver. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: Add WARN_ON if we over-write peer-map pointer.Ben Greear
Not sure this can happen, but seems like a reasonable sanity check. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: remove extra space on ath10k_update_channel_listEduardo Abinader
just to comply to coding style. Signed-off-by: Eduardo Abinader <eduardo.abinader@riverbed.com> Reviewed-by: Julian Calaby <julian.calaby@gmail.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: simplify pktlog htt event processingAshok Raj Nagarajan
It is expected that all pktlog events for 10.4 firmware based solutions should come through CE8 where as in case of 10.2 firmware based solutions, it should come through one of the HTT events (HTT_T2H_MSG_TYPE_PKTLOG). But from experiments with 10.4 based solutions, it is observed that pktlog event for ATH_PKTLOG_TYPE_TX_MSDU_ID is coming through HTT pktlog event. Currently, we always parse with 10.2 pktlog header which will lead to pktlog decoding issues (payload length mismatch exceptions) For trace points, it is required to provide only the payload size. So fixing this by simplifying the payload size calculation without the use of ath10k pktlog headers. While there, remove the unused ath10k pktlog headers. Signed-off-by: Ashok Raj Nagarajan <arnagara@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ALSA: hda/realtek - add new pin definition in alc225 pin quirk tableHui Wang
We have some Dell laptops which can't detect headset mic, the machines use the codec ALC225, they have some new pin configuration values, after adding them in the alc225 pin quirk table, they work well. Cc: <stable@vger.kernel.org> Signed-off-by: Hui Wang <hui.wang@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2016-07-08ath10k: remove unused <linux/semaphore.h>Chaehyun Lim
<linux/semaphore.h> is not used anymore, so just remove the include. Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: ensure peer_map references are cleaned upBen Greear
While debugging OS crashes due to firmware crashes, I enabled kasan, and it noticed that peer objects were being used-after-freed. Looks like there are two places we could be leaving stale references in the peer-map, so clean that up. Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: ensure txrx-compl-task is stopped when cleaning htt-txBen Greear
Otherwise, the txrx-compl-task may access some bad memory? Signed-off-by: Ben Greear <greearb@candelatech.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: remove debugfs support for Per STA total rx durationMohammed Shafi Shajakhan
cfg80211/nl80211 interface changes for per STA total rx-duration and very basic 'ath10k_sta_statistics' mac80211 callback is implemented to extend support for per station statistics from the driver. Also provision in 'iw dev wlan#N station dump' to parse rx-duration is supported. So its safer to remove the debugfs entry for per STA rx-duration Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
2016-07-08ath10k: add support for ath10k_sta_statistics supportMohammed Shafi Shajakhan
Enable support for 'drv_sta_statistics' callback. Export rx_duration support if available to cfg80211/nl80211 This can also act as a placeholder for any new per STA stats support Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qti.qualcomm.com> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>