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mirror-linux/drivers/net/ethernet/intel
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Eric Dumazet 674fcb4f4a idpf: fix checksums set in idpf_rx_rsc() 
idpf_rx_rsc() uses skb_transport_offset(skb) while the transport header
is not set yet.

This triggers the following warning for CONFIG_DEBUG_NET=y builds.

DEBUG_NET_WARN_ON_ONCE(!skb_transport_header_was_set(skb))

[   69.261620] WARNING: CPU: 7 PID: 0 at ./include/linux/skbuff.h:3020 idpf_vport_splitq_napi_poll (include/linux/skbuff.h:3020) idpf
[   69.261629] Modules linked in: vfat fat dummy bridge intel_uncore_frequency_tpmi intel_uncore_frequency_common intel_vsec_tpmi idpf intel_vsec cdc_ncm cdc_eem cdc_ether usbnet mii xhci_pci xhci_hcd ehci_pci ehci_hcd libeth
[   69.261644] CPU: 7 UID: 0 PID: 0 Comm: swapper/7 Tainted: G S      W          6.14.0-smp-DEV #1697
[   69.261648] Tainted: [S]=CPU_OUT_OF_SPEC, [W]=WARN
[   69.261650] RIP: 0010:idpf_vport_splitq_napi_poll (include/linux/skbuff.h:3020) idpf
[   69.261677] ? __warn (kernel/panic.c:242 kernel/panic.c:748)
[   69.261682] ? idpf_vport_splitq_napi_poll (include/linux/skbuff.h:3020) idpf
[   69.261687] ? report_bug (lib/bug.c:?)
[   69.261690] ? handle_bug (arch/x86/kernel/traps.c:285)
[   69.261694] ? exc_invalid_op (arch/x86/kernel/traps.c:309)
[   69.261697] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:621)
[   69.261700] ? __pfx_idpf_vport_splitq_napi_poll (drivers/net/ethernet/intel/idpf/idpf_txrx.c:4011) idpf
[   69.261704] ? idpf_vport_splitq_napi_poll (include/linux/skbuff.h:3020) idpf
[   69.261708] ? idpf_vport_splitq_napi_poll (drivers/net/ethernet/intel/idpf/idpf_txrx.c:3072) idpf
[   69.261712] __napi_poll (net/core/dev.c:7194)
[   69.261716] net_rx_action (net/core/dev.c:7265)
[   69.261718] ? __qdisc_run (net/sched/sch_generic.c:293)
[   69.261721] ? sched_clock (arch/x86/include/asm/preempt.h:84 arch/x86/kernel/tsc.c:288)
[   69.261726] handle_softirqs (kernel/softirq.c:561)

Fixes: 3a8845af66 ("idpf: add RX splitq napi poll support")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Alan Brady <alan.brady@intel.com>
Cc: Joshua Hay <joshua.a.hay@intel.com>
Cc: Willem de Bruijn <willemb@google.com>
Acked-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Link: https://patch.msgid.link/20250226221253.1927782-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 		2025-02-27 07:31:41 -08:00
..
e1000 e1000: Hold RTNL when e1000_down can be called 2024-11-13 10:30:21 -08:00
e1000e Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-11-07 13:44:16 -08:00
fm10k intel/fm10k: Remove unused fm10k_iov_msg_mac_vlan_pf 2025-01-07 18:16:02 -08:00
i40e i40e: add ability to reset VF for Tx and Rx MDD events 2025-01-07 18:16:02 -08:00
iavf iavf: fix circular lock dependency with netdev_lock 2025-02-25 19:09:40 -08:00
ice ice: Avoid setting default Rx VSI twice in switchdev setup 2025-02-25 19:09:36 -08:00
idpf idpf: fix checksums set in idpf_rx_rsc() 2025-02-27 07:31:41 -08:00
igb igb: Fix passing 0 to ERR_PTR in igb_run_xdp() 2025-01-07 18:15:54 -08:00
igbvf igbvf: remove unused spinlock 2024-11-13 10:30:21 -08:00
igc igc: Set buffer type for empty frames in igc_init_empty_frame 2025-02-11 09:13:11 -08:00
ixgbe ixgbe: fix media cage present detection for E610 device 2025-02-25 19:09:40 -08:00
ixgbevf ixgbevf: Fix passing 0 to ERR_PTR in ixgbevf_run_xdp() 2025-01-07 18:15:59 -08:00
libeth module: Convert symbol namespace to string literal 2024-12-02 11:34:44 -08:00
libie module: Convert symbol namespace to string literal 2024-12-02 11:34:44 -08:00
Kconfig ice: use <linux/packing.h> for Tx and Rx queue context data 2024-12-11 20:13:00 -08:00
Makefile net: intel: introduce {, Intel} Ethernet common library 2024-04-24 11:06:25 -07:00
e100.c move asm/unaligned.h to linux/unaligned.h 2024-10-02 17:23:23 -04:00