From f4ae0ce0fde0de70acb48d825c1f40b0dfe8e6b8 Mon Sep 17 00:00:00 2001 From: Markus Elfring Date: Thu, 6 Jul 2017 15:40:34 -0700 Subject: [PATCH] mm/zswap.c: delete an error message for a failed memory allocation in zswap_pool_create() 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 Cc: Dan Streetman Cc: Seth Jennings Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/zswap.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/mm/zswap.c b/mm/zswap.c index eedc27894b10..18d8e87119a6 100644 --- a/mm/zswap.c +++ b/mm/zswap.c @@ -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)); -- 2.20.1