iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

netrom: Fix a data-race around sysctl_netrom_transport_busy_delay

Browse Source 
[ 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>
This commit is contained in:
Jason Xing 2024-03-04 16:20:41 +08:00 committed by Sasha Levin
parent 7d56ffc51e
commit 4ccad39009
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/netrom/af_netrom.c
View File

@ -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;