From: Wei Yongjun <yjwei@cn.fujitsu.com>
Date: Wed, 4 Mar 2009 20:06:13 +0000 (-0800)
Subject: [SCSI] use kmem_cache_zalloc instead of kmem_cache_alloc/memset
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=ebef264bd90abb8bcafe29e5ba5492da4f7d4492;p=deliverable%2Flinux.git

[SCSI] use kmem_cache_zalloc instead of kmem_cache_alloc/memset

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index a2ef03243a2c..166417a6afba 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) {