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linux/include/net/neighbour.h
Eric Dumazet a8ed1b2e16 neighbour: fix data-races around n->output 
[ Upstream commit 5baa0433a1 ]

n->output field can be read locklessly, while a writer
might change the pointer concurrently.

Add missing annotations to prevent load-store tearing.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-10-10 22:00:42 +02:00

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