ipv4: use RCU protection in rt_is_expired()

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[ Upstream commit dd205fcc33 ]

rt_is_expired() must use RCU protection to make
sure the net structure it reads does not disappear.

Fixes: e84f84f276 ("netns: place rt_genid into struct net")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20250205155120.1676781-6-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Eric Dumazet 2025-02-05 15:51:13 +00:00 • committed by Greg Kroah-Hartman

parent 30a26bffd7

commit 1f778d7a8b

1 changed files with 7 additions and 1 deletions

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net/ipv4/route.c

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