netdev - [patch] tipc: remove an unnecessary NULL check

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Message-ID: <20160427080528.GA22469@mwanda>
Date:	Wed, 27 Apr 2016 11:05:28 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Jon Maloy <jon.maloy@...csson.com>
Cc:	Ying Xue <ying.xue@...driver.com>,
	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	tipc-discussion@...ts.sourceforge.net,
	kernel-janitors@...r.kernel.org
Subject: [patch] tipc: remove an unnecessary NULL check

This is never called with a NULL "buf" and anyway, we dereference 's' on
the lines before so it would Oops before we reach the check.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c
index 79de588..0dd0224 100644
--- a/net/tipc/subscr.c
+++ b/net/tipc/subscr.c
@@ -326,8 +326,7 @@ static void tipc_subscrb_rcv_cb(struct net *net, int conid,
 		return tipc_subscrp_cancel(s, subscriber);
 	}
 
-	if (s)
-		tipc_subscrp_subscribe(net, s, subscriber, swap);
+	tipc_subscrp_subscribe(net, s, subscriber, swap);
 }
 
 /* Handle one request to establish a new subscriber */