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mm/zswap.c: delete an error message for a failed memory allocation in zswap_pool_create()

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Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Link: http://lkml.kernel.org/r/2345aabc-ae98-1d31-afba-40a02c5baf3d@users.sourceforge.net
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Cc: Dan Streetman <ddstreet@ieee.org>
Cc: Seth Jennings <sjenning@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Markus Elfring 2017-07-06 15:40:34 -07:00 committed by Linus Torvalds
parent 155b5f88e7
commit f4ae0ce0fd
1 changed files with 1 additions and 3 deletions
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4
mm/zswap.c
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@ -515,10 +515,8 @@ static struct zswap_pool *zswap_pool_create(char *type, char *compressor)
}
pool = kzalloc(sizeof(*pool), GFP_KERNEL);
if (!pool) {
pr_err("pool alloc failed\n");
if (!pool)
return NULL;
}
/* unique name for each pool specifically required by zsmalloc */
snprintf(name, 38, "zswap%x", atomic_inc_return(&zswap_pools_count));