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

From: SF Markus Elfring
Date: Thu Jul 02 2015 - 11:13:23 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
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 <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
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

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