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tcp: annotate data-races around tp->keepalive_intvl
authorEric Dumazet <edumazet@google.com>
Wed, 19 Jul 2023 21:28:50 +0000 (21:28 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Jul 2023 06:47:03 +0000 (08:47 +0200)
commit9b2296a2ad2326cd2a175b913fdf2a4a4da3aaa6
treeb2449c0caac9ab9a197ed8f1499a25fa5eb23bc0tree
parentf70ebecdf3c229a8c55df22897a2e98f8483c0fbcommit | diff
tcp: annotate data-races around tp->keepalive_intvl

[ Upstream commit 5ecf9d4f52ff2f1d4d44c9b68bc75688e82f13b4 ]

do_tcp_getsockopt() reads tp->keepalive_intvl while another cpu
might change its value.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20230719212857.3943972-5-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
include/net/tcp.h diff | blob | blame | history
net/ipv4/tcp.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git