From: Sabyasachi Gupta <sabyasachi.linux@gmail.com>
Date: Thu, 18 Oct 2018 16:06:26 +0000 (+0530)
Subject: scsi: mvsas: Use dma_pool_zalloc
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1b171b1a29d68bcad1e44b0135a5155570efa3ea;p=linux.git

scsi: mvsas: Use dma_pool_zalloc

Replace dma_pool_alloc + memset with dma_pool_zalloc.

Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@gmail.com>
Reviewed-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index 3df1428df3172..4753b3c6a2c2a 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -790,12 +790,11 @@ static int mvs_task_prep(struct sas_task *task, struct mvs_info *mvi, int is_tmf
 	slot->n_elem = n_elem;
 	slot->slot_tag = tag;
 
-	slot->buf = dma_pool_alloc(mvi->dma_pool, GFP_ATOMIC, &slot->buf_dma);
+	slot->buf = dma_pool_zalloc(mvi->dma_pool, GFP_ATOMIC, &slot->buf_dma);
 	if (!slot->buf) {
 		rc = -ENOMEM;
 		goto err_out_tag;
 	}
-	memset(slot->buf, 0, MVS_SLOT_BUF_SZ);
 
 	tei.task = task;
 	tei.hdr = &mvi->slot[tag];