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authorMarkus Elfring <elfring@users.sourceforge.net>2014-12-12 16:57:18 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-13 12:42:50 -0800
commit442cc432e68b24dc6bd70b1ee1f5d477ee1aa385 (patch)
tree51c430bb8e21b0e393cd5d94e1f9cd4d3005c6e7 /mm/zswap.c
parentdd01d7d89a0c492821c6db005c21e68258a833fc (diff)
mm/zswap: delete unnecessary check before calling free_percpu()
free_percpu() 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@users.sourceforge.net> Cc: Seth Jennings <sjennings@variantweb.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zswap.c')
-rw-r--r--mm/zswap.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/zswap.c b/mm/zswap.c
index c162a2e6cc51..0cfce9bc51e4 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -152,8 +152,7 @@ static int __init zswap_comp_init(void)
static void __init zswap_comp_exit(void)
{
/* free percpu transforms */
- if (zswap_comp_pcpu_tfms)
- free_percpu(zswap_comp_pcpu_tfms);
+ free_percpu(zswap_comp_pcpu_tfms);
}
/*********************************