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| author | Jason Xing <kernelxing@tencent.com> | 2024-03-04 16:20:40 +0800 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2024-03-15 10:48:20 -0400 |
| commit | 7d56ffc51ebd2777ded8dca50d631ee19d97db5c (patch) | |
| tree | aabb13e071e37abe2ee9faf3b1c5d75339723022 | |
| parent | fa3f3ab5c399852d32a0c3cbb8c55882f7e2c61f (diff) | |
| download | linux-stable-7d56ffc51ebd2777ded8dca50d631ee19d97db5c.tar.gz linux-stable-7d56ffc51ebd2777ded8dca50d631ee19d97db5c.tar.bz2 linux-stable-7d56ffc51ebd2777ded8dca50d631ee19d97db5c.zip | |
netrom: Fix a data-race around sysctl_netrom_transport_acknowledge_delay
[ Upstream commit 806f462ba9029d41aadf8ec93f2f99c5305deada ]
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>
| -rw-r--r-- | net/netrom/af_netrom.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index a3b02f090bba..474044072baf 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -455,7 +455,7 @@ static int nr_create(struct net *net, struct socket *sock, int protocol, nr->t1 = msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_timeout)); nr->t2 = - msecs_to_jiffies(sysctl_netrom_transport_acknowledge_delay); + msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_acknowledge_delay)); nr->n2 = msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_maximum_tries)); nr->t4 = |