netlink: simplify nfnetlink_bind

Remove duplicity and simplify code flow by moving the rcu_read_unlock() above
the condition and let the flow control exit naturally at the end of the
function.

Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index e8138da..0df800a 100644 (file)
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -407,12 +407,9 @@ static void nfnetlink_bind(int group)
 
        rcu_read_lock();
        ss = nfnetlink_get_subsys(type);
-       if (!ss) {
-               rcu_read_unlock();
-               request_module("nfnetlink-subsys-%d", type);
-               return;
-       }
        rcu_read_unlock();
+       if (!ss)
+               request_module("nfnetlink-subsys-%d", type);
 }
 #endif