[TCP]: No need to check afinfo != NULL in tcp_proc_(un)register.

tcp_proc_register/tcp_proc_unregister are called with a static pointer only.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 86148cd..978d9db 100644 (file)
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2263,8 +2263,6 @@ int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo)
        int rc = 0;
        struct proc_dir_entry *p;
 
-       if (!afinfo)
-               return -EINVAL;
        afinfo->seq_fops->owner         = afinfo->owner;
        afinfo->seq_fops->open          = tcp_seq_open;
        afinfo->seq_fops->read          = seq_read;
@@ -2281,8 +2279,6 @@ int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo)
 
 void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo)
 {
-       if (!afinfo)
-               return;
        proc_net_remove(net, afinfo->name);
        memset(afinfo->seq_fops, 0, sizeof(*afinfo->seq_fops));
 }