scsi: used kmem_cache_zalloc instead of kmem_cache_alloc/memset

[Wei Yongjun]

Used kmem_cache_zalloc instead of kmem_cache_alloc/memset.

Signed-off-by: Wei Yongjun <yjwei@xxxxxxxxxxxxxx>
---
 drivers/scsi/scsi.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index cbcd3f6..fbe6672 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -169,12 +169,10 @@ scsi_pool_alloc_command(struct scsi_host_cmd_pool *pool, gfp_t gfp_mask)
 {
 	struct scsi_cmnd *cmd;
 
-	cmd = kmem_cache_alloc(pool->cmd_slab, gfp_mask | pool->gfp_mask);
+	cmd = kmem_cache_zalloc(pool->cmd_slab, gfp_mask | pool->gfp_mask);
 	if (!cmd)
 		return NULL;
 
-	memset(cmd, 0, sizeof(*cmd));
-
 	cmd->sense_buffer = kmem_cache_alloc(pool->sense_slab,
 					     gfp_mask | pool->gfp_mask);
 	if (!cmd->sense_buffer) {
-- 
1.5.3.8



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