4.14-stable review patch. If anyone has any objections, please let me know.
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From: Shigeru Yoshida syoshida@redhat.com
[ Upstream commit 6ad40b36cd3b04209e2d6c89d252c873d8082a59 ]
kcm_exit_net() should call mutex_destroy() on knet->mutex. This is especially needed if CONFIG_DEBUG_MUTEXES is enabled.
Fixes: ab7ac4eb9832 ("kcm: Kernel Connection Multiplexor module") Signed-off-by: Shigeru Yoshida syoshida@redhat.com Link: https://lore.kernel.org/r/20230902170708.1727999-1-syoshida@redhat.com Signed-off-by: Paolo Abeni pabeni@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- net/kcm/kcmsock.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index fdce053f1099d..0589b6b560eca 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -1988,6 +1988,8 @@ 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 = {