From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Mon, 17 Nov 2014 18:33:33 +0100
The free_percpu() 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 <elfr...@users.sourceforge.net>
---
mm/zswap.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/zswap.c b/mm/zswap.c
index ea064c1..35629f0 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -152,8 +152,7 @@ static int __init zswap_comp_init(void)
static void zswap_comp_exit(void)
{
/* free percpu transforms */
- if (zswap_comp_pcpu_tfms)
- free_percpu(zswap_comp_pcpu_tfms);
+ free_percpu(zswap_comp_pcpu_tfms);
}
/*********************************
--
2.1.3
--
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