net: rds: remove unnecessary NULL check

Zhu Yanjun · davem330 · commit 4087d2bc0d94 · 2019-01-01T09:54:19.000-08:00
In kfree, the NULL check is done.

Signed-off-by: Zhu Yanjun &lt;yanjun.zhu@oracle.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/net/rds/tcp.c b/net/rds/tcp.c
@@ -623,7 +623,7 @@ static void __net_exit rds_tcp_exit_net(struct net *net)
 	if (rtn->rds_tcp_sysctl)
 		unregister_net_sysctl_table(rtn->rds_tcp_sysctl);
 
-	if (net != &init_net && rtn->ctl_table)
+	if (net != &init_net)
 		kfree(rtn->ctl_table);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -623,7 +623,7 @@ static void __net_exit rds_tcp_exit_net(struct net *net)`
`623`	`623`	`if (rtn->rds_tcp_sysctl)`
`624`	`624`	`unregister_net_sysctl_table(rtn->rds_tcp_sysctl);`
`625`	`625`
`626`		`- if (net != &init_net && rtn->ctl_table)`
	`626`	`+ if (net != &init_net)`
`627`	`627`	`kfree(rtn->ctl_table);`
`628`	`628`	`}`
`629`	`629`