tcp_metrics: add missing barriers on delete

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[ Upstream commit cbc3a15322 ]

When removing an item from RCU protected list, we must prevent
store-tearing, using rcu_assign_pointer() or WRITE_ONCE().

Fixes: 04f721c671 ("tcp_metrics: Rewrite tcp_metrics_flush_all")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Acked-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Eric Dumazet 2023-09-22 22:03:53 +00:00 • committed by Greg Kroah-Hartman

parent 586ce1064f

commit e850efcf2b

1 changed files with 2 additions and 2 deletions

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net/ipv4/tcp_metrics.c

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