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Subject[PATCH] net: Remove redundant BUG_ON() check in phonet_pernet
Date
Passing NULL to phonet_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>
---
net/phonet/pn_dev.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index 49bd76a..ac0fae0 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -35,8 +35,6 @@ static unsigned int phonet_net_id __read_mostly;

static struct phonet_net *phonet_pernet(struct net *net)
{
- BUG_ON(!net);
-
return net_generic(net, phonet_net_id);
}

--
2.7.4
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