[PATCH 3/3] zswap: Delete an error message for a failed memory allocation in zswap_dstmem_prepare()

From: SF Markus Elfring
Date: Sun May 21 2017 - 04:27:44 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 21 May 2017 09:29:25 +0200

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
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
mm/zswap.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/zswap.c b/mm/zswap.c
index 3f0a9a1daef4..ed7312291df9 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -374,7 +374,6 @@ static int zswap_dstmem_prepare(unsigned int cpu)
- if (!dst) {
- pr_err("can't allocate compressor buffer\n");
+ if (!dst)
return -ENOMEM;
- }
+
per_cpu(zswap_dstmem, cpu) = dst;
return 0;
}
--
2.13.0