Pointer members of an object with static storage duration, if not
explicitly initialized, will be initialized to a NULL pointer. The
net namespace API checks if this pointer is not NULL before using it,
it are safe to remove the function.

Signed-off-by: Li RongQing <lirongq...@baidu.com>
---
 net/ipv4/af_inet.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index ed2301ef872e..70f92aaca411 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1845,13 +1845,8 @@ static __net_init int inet_init_net(struct net *net)
        return 0;
 }
 
-static __net_exit void inet_exit_net(struct net *net)
-{
-}
-
 static __net_initdata struct pernet_operations af_inet_ops = {
        .init = inet_init_net,
-       .exit = inet_exit_net,
 };
 
 static int __init init_inet_pernet_ops(void)
-- 
2.16.2

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