Passing NULL to ppp_pernet causes a crash via BUG_ON.
Dereferencing net in net_generic() also has the same effect.
This patch removes the redundant BUG_ON check on the same parameter.
Signed-off-by: Xu Wang <vulab@xxxxxxxxxxx>
---
drivers/net/ppp/ppp_generic.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index 3bf8a8b..22cc2cb 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -296,8 +296,6 @@ static struct class *ppp_class;
/* per net-namespace data */
static inline struct ppp_net *ppp_pernet(struct net *net)
{
- BUG_ON(!net);
-
return net_generic(net, ppp_net_id);
}
--
2.7.4
