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author | Jason Xing <kernelxing@tencent.com> | 2024-03-04 09:20:42 +0100 |
---|---|---|
committer | Paolo Abeni <pabeni@redhat.com> | 2024-03-07 10:36:58 +0100 |
commit | a2e706841488f474c06e9b33f71afc947fb3bf56 (patch) | |
tree | 9db1163c7276bbfef6c223132da30a1127c95c08 | |
parent | netrom: Fix a data-race around sysctl_netrom_transport_busy_delay (diff) | |
download | linux-a2e706841488f474c06e9b33f71afc947fb3bf56.tar.xz linux-a2e706841488f474c06e9b33f71afc947fb3bf56.zip |
netrom: Fix a data-race around sysctl_netrom_transport_requested_window_size
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>
-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 10eee02ef99e..e65418fb9d88 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -462,7 +462,7 @@ static int nr_create(struct net *net, struct socket *sock, int protocol, 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; + nr->window = READ_ONCE(sysctl_netrom_transport_requested_window_size); nr->bpqext = 1; nr->state = NR_STATE_0; |