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netrom: Fix a data-race around sysctl_netrom_transport_no_activity_timeout
authorJason Xing <kernelxing@tencent.com>
Mon, 4 Mar 2024 08:20:43 +0000 (16:20 +0800)
committerSasha Levin <sashal@kernel.org>
Fri, 15 Mar 2024 14:48:20 +0000 (10:48 -0400)
commit2309b369fae2d9cdc3c945cd3eaec84eb1958ca3
treeea065e4c8d4cdcb227db5e17dcffbfc0b26f05c7tree | snapshot
parentdb006d7edbf0b4800390ece3727a82f4ae764043commit | diff
netrom: Fix a data-race around sysctl_netrom_transport_no_activity_timeout

[ Upstream commit f99b494b40431f0ca416859f2345746199398e2b ]

We need to protect the reader reading the sysctl value because the
value can be changed concurrently.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Jason Xing <kernelxing@tencent.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/netrom/af_netrom.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git