]> git.baikalelectronics.ru Git - kernel.git/commit
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 06:50:48 +0000 (08:50 +0200)
commit161b069389dddc2433d6e591d4877cca60d8bdcf
treee01ee420adc18a357a04a36e1027b93e68baa158
parent87b8466eb0cd264db4f2c0be8e45a73697b8c34e
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
net/ipv4/tcp.c