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authorJens Axboe <axboe@kernel.dk>2024-09-17 08:32:53 -0600
committerJens Axboe <axboe@kernel.dk>2024-09-17 08:32:53 -0600
commit42b16d3ac371a2fac9b6f08fd75f23f34ba3955a (patch)
treed15a2fe1f7441361b972bc787af5122adc3fcb71 /net/core/dev.c
parent4208c562a27899212e8046080555e0f204e0579a (diff)
parent98f7e32f20d28ec452afb208f9cffc08448a2652 (diff)
Merge tag 'v6.11' into for-6.12/block
Merge in 6.11 final to get the fix for preventing deadlocks on an elevator switch, as there's a fixup for that patch. * tag 'v6.11': (1788 commits) Linux 6.11 Revert "KVM: VMX: Always honor guest PAT on CPUs that support self-snoop" pinctrl: pinctrl-cy8c95x0: Fix regcache cifs: Fix signature miscalculation mm: avoid leaving partial pfn mappings around in error case drm/xe/client: add missing bo locking in show_meminfo() drm/xe/client: fix deadlock in show_meminfo() drm/xe/oa: Enable Xe2+ PES disaggregation drm/xe/display: fix compat IS_DISPLAY_STEP() range end drm/xe: Fix access_ok check in user_fence_create drm/xe: Fix possible UAF in guc_exec_queue_process_msg drm/xe: Remove fence check from send_tlb_invalidation drm/xe/gt: Remove double include net: netfilter: move nf flowtable bpf initialization in nf_flow_table_module_init() PCI: Fix potential deadlock in pcim_intx() workqueue: Clear worker->pool in the worker thread context net: tighten bad gso csum offset check in virtio_net_hdr netlink: specs: mptcp: fix port endianness net: dpaa: Pad packets to ETH_ZLEN mptcp: pm: Fix uaf in __timer_delete_sync ...
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 6ea1d20676fb..f66e61407883 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5150,6 +5150,7 @@ int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb)
bpf_net_ctx_clear(bpf_net_ctx);
return XDP_DROP;
}
+ bpf_net_ctx_clear(bpf_net_ctx);
}
return XDP_PASS;
out_redir:
@@ -9911,6 +9912,15 @@ static void netdev_sync_lower_features(struct net_device *upper,
}
}
+static bool netdev_has_ip_or_hw_csum(netdev_features_t features)
+{
+ netdev_features_t ip_csum_mask = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
+ bool ip_csum = (features & ip_csum_mask) == ip_csum_mask;
+ bool hw_csum = features & NETIF_F_HW_CSUM;
+
+ return ip_csum || hw_csum;
+}
+
static netdev_features_t netdev_fix_features(struct net_device *dev,
netdev_features_t features)
{
@@ -9992,15 +10002,9 @@ static netdev_features_t netdev_fix_features(struct net_device *dev,
features &= ~NETIF_F_LRO;
}
- if (features & NETIF_F_HW_TLS_TX) {
- bool ip_csum = (features & (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM)) ==
- (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
- bool hw_csum = features & NETIF_F_HW_CSUM;
-
- if (!ip_csum && !hw_csum) {
- netdev_dbg(dev, "Dropping TLS TX HW offload feature since no CSUM feature.\n");
- features &= ~NETIF_F_HW_TLS_TX;
- }
+ if ((features & NETIF_F_HW_TLS_TX) && !netdev_has_ip_or_hw_csum(features)) {
+ netdev_dbg(dev, "Dropping TLS TX HW offload feature since no CSUM feature.\n");
+ features &= ~NETIF_F_HW_TLS_TX;
}
if ((features & NETIF_F_HW_TLS_RX) && !(features & NETIF_F_RXCSUM)) {
@@ -10008,6 +10012,11 @@ static netdev_features_t netdev_fix_features(struct net_device *dev,
features &= ~NETIF_F_HW_TLS_RX;
}
+ if ((features & NETIF_F_GSO_UDP_L4) && !netdev_has_ip_or_hw_csum(features)) {
+ netdev_dbg(dev, "Dropping USO feature since no CSUM feature.\n");
+ features &= ~NETIF_F_GSO_UDP_L4;
+ }
+
return features;
}