kcm: Destroy mutex in kcm_exit_net()

kcm_exit_net() should call mutex_destroy() on knet->mutex. This is especially needed if CONFIG_DEBUG_MUTEXES is enabled. Fixes: ab7ac4e ("kcm: Kernel Connection Multiplexor module") Signed-off-by: Shigeru Yoshida <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Paolo Abeni <[email protected]>
chewitt · Sep 5, 2023 · 6ad40b3 · 6ad40b3
1 parent 8fc134f
commit 6ad40b3
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c
@@ -1859,6 +1859,8 @@ static __net_exit void kcm_exit_net(struct net *net)
 	 * that all multiplexors and psocks have been destroyed.
 	 */
 	WARN_ON(!list_empty(&knet->mux_list));
+
+	mutex_destroy(&knet->mutex);
 }
 
 static struct pernet_operations kcm_net_ops = {