netrom: Fix a data-race around sysctl_netrom_default_path_quality
authorJason Xing <kernelxing@tencent.com>
Mon, 4 Mar 2024 08:20:35 +0000 (16:20 +0800)
committerPaolo Abeni <pabeni@redhat.com>
Thu, 7 Mar 2024 09:36:58 +0000 (10:36 +0100)
commit958d6145a6d9ba9e075c921aead8753fb91c9101
treef4c1221797eaad09a98d94b12e3a771c9ccd9ab4
parent811b3f9b2ab529d1b9605290c2231be7f447d59b
netrom: Fix a data-race around sysctl_netrom_default_path_quality

We need to protect the reader reading sysctl_netrom_default_path_quality
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>
net/netrom/nr_route.c