bpf, net: Use DEV_STAT_INC()

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syzbot/KCSAN reported that races happen when multiple CPUs updating
dev->stats.tx_error concurrently. Adopt SMP safe DEV_STATS_INC() to
update the dev->stats fields.

Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: yunshui <jiangyunshui@kylinos.cn>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20240523033520.4029314-1-jiangyunshui@kylinos.cn

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yunshui 2024-05-23 11:35:20 +08:00 • committed by Daniel Borkmann

parent e245ef8a0b

commit d9cbd8343b

1 changed files with 4 additions and 4 deletions

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net/core/filter.c

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