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 3df1428..4753b3c 100644 (file)
--- 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];