Messages in this thread Patch in this message | | | From | Xu Wang <> | Subject | [PATCH v2] ppp: Remove redundant BUG_ON() check in ppp_pernet | Date | Wed, 25 Dec 2019 03:07:04 +0000 |
| |
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@iscas.ac.cn> --- 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
| |