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| author | Jason Xing <kernelxing@tencent.com> | 2024-03-04 16:20:41 +0800 |
|---|---|---|
| committer | Sasha Levin <sashal@kernel.org> | 2024-03-15 10:48:17 -0400 |
| commit | 5ac337138272d26d6d3d4f71bc5b1a87adf8b24d (patch) | |
| tree | 6c67d4b076566aeb5f14a117af12d937591d5037 /net/netrom | |
| parent | 5deaef2bf56456c71b841e0dfde1bee2fd88c4eb (diff) | |
| download | linux-5ac337138272d26d6d3d4f71bc5b1a87adf8b24d.tar.gz linux-5ac337138272d26d6d3d4f71bc5b1a87adf8b24d.tar.bz2 linux-5ac337138272d26d6d3d4f71bc5b1a87adf8b24d.zip | |
netrom: Fix a data-race around sysctl_netrom_transport_busy_delay
[ Upstream commit 43547d8699439a67b78d6bb39015113f7aa360fd ]
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>
Diffstat (limited to 'net/netrom')
| -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 7428ea436e31..ee6621c0d2e4 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -459,7 +459,7 @@ static int nr_create(struct net *net, struct socket *sock, int protocol, nr->n2 = msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_maximum_tries)); nr->t4 = - msecs_to_jiffies(sysctl_netrom_transport_busy_delay); + msecs_to_jiffies(READ_ONCE(sysctl_netrom_transport_busy_delay)); nr->idle = msecs_to_jiffies(sysctl_netrom_transport_no_activity_timeout); nr->window = sysctl_netrom_transport_requested_window_size; |