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>
diff --git a/mm/zswap.c b/mm/zswap.c
index c162a2e..0cfce9b 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -152,8 +152,7 @@
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);
}
/*********************************