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(parent: 2c84a3d) | patch
tcp: annotate data-races around tp->keepalive_time
authorEric Dumazet <edumazet@google.com>
Wed, 19 Jul 2023 21:28:49 +0000 (21:28 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 27 Jul 2023 06:50:48 +0000 (08:50 +0200)
commit87b8466eb0cd264db4f2c0be8e45a73697b8c34e
treefff5d3184a72d84eb942dc767fe1a0252761e574tree | snapshot
parent2c84a3d78ad81ea5b6893de49d6d3c535cad8c62commit | diff
tcp: annotate data-races around tp->keepalive_time

[ Upstream commit 4164245c76ff906c9086758e1c3f87082a7f5ef5 ]

do_tcp_getsockopt() reads tp->keepalive_time 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/20230719212857.3943972-4-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 | history
net/ipv4/tcp.c diff | blob | history
Domain: System / Kernel;