[PATCH 3/6] lib/scatterlist: Skip requesting zeroed allocations in sgl_alloc_order

[Tvrtko Ursulin]

From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>

sg_init_table will clear the allocated block so requesting zeroed memory
from the allocator is redundant.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Cc: Bart Van Assche <bart.vanass...@wdc.com>
Cc: Hannes Reinecke <h...@suse.com>
Cc: Johannes Thumshirn <jthumsh...@suse.de>
Cc: Jens Axboe <ax...@kernel.dk>
---
 lib/scatterlist.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 23e53dce897d..3cc01cd82242 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -495,8 +495,7 @@ struct scatterlist *sgl_alloc_order(unsigned long length, 
unsigned int order,
                        return NULL;
                nalloc++;
        }
-       sgl = kmalloc_array(nalloc, sizeof(struct scatterlist),
-                           (gfp & ~GFP_DMA) | __GFP_ZERO);
+       sgl = kmalloc_array(nalloc, sizeof(struct scatterlist), gfp & ~GFP_DMA);
        if (!sgl)
                return NULL;
 
-- 
2.17.1