The patch titled
Subject: mm/zswap.c: delete an error message for a failed memory allocation in zswap_dstmem_prepare()
has been added to the -mm tree. Its filename is
zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare.patch
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------------------------------------------------------
From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Subject: mm/zswap.c: delete an error message for a failed memory allocation in zswap_dstmem_prepare()
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/bae25b04-2ce2-7137-a71c-50d7b4f06431@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Cc: Dan Streetman <ddstreet@xxxxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/zswap.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff -puN mm/zswap.c~zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare mm/zswap.c
--- a/mm/zswap.c~zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare
+++ a/mm/zswap.c
@@ -371,10 +371,9 @@ static int zswap_dstmem_prepare(unsigned
u8 *dst;
dst = kmalloc_node(PAGE_SIZE * 2, GFP_KERNEL, cpu_to_node(cpu));
- if (!dst) {
- pr_err("can't allocate compressor buffer\n");
+ if (!dst)
return -ENOMEM;
- }
+
per_cpu(zswap_dstmem, cpu) = dst;
return 0;
}
_
Patches currently in -mm which might be from elfring@xxxxxxxxxxxxxxxxxxxxx are
sh-intc-delete-an-error-message-for-a-failed-memory-allocation-in-add_virq_to_pirq.patch
zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_pool_create.patch
zswap-improve-a-size-determination-in-zswap_frontswap_init.patch
zswap-delete-an-error-message-for-a-failed-memory-allocation-in-zswap_dstmem_prepare.patch
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