Subject: [PATCH] net-ipvs: Delete an unnecessary check before the function call "module_put"

From: SF Markus Elfring <[email-masked]>
Date: Thu, 02 Jul 2015 17:10:41 +0200

From: Markus Elfring <[email-masked]>
Date: Thu, 2 Jul 2015 17:00:14 +0200

The module_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <[email-masked]>
---
 net/netfilter/ipvs/ip_vs_sched.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/ipvs/ip_vs_sched.c b/net/netfilter/ipvs/ip_vs_sched.c
index 199760c..e50221b 100644
--- a/net/netfilter/ipvs/ip_vs_sched.c
+++ b/net/netfilter/ipvs/ip_vs_sched.c
@@ -137,7 +137,7 @@ struct ip_vs_scheduler *ip_vs_scheduler_get(const char *sched_name)
 
 void ip_vs_scheduler_put(struct ip_vs_scheduler *scheduler)
 {
-	if (scheduler && scheduler->module)
+	if (scheduler)
 		module_put(scheduler->module);
 }
 
-- 
2.4.5