linux-kernel - [PATCH] scsi/pmcraid.c: Use dma_pool

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Message-ID: <20181202073102.GA12031@jordon-HP-15-Notebook-PC>
Date:   Sun, 2 Dec 2018 13:01:02 +0530
From:   Souptick Joarder <jrdr.linux@...il.com>
To:     akpm@...ux-foundation.org
Cc:     jejb@...ux.vnet.ibm.com, martin.petersen@...cle.com,
        sabyasachi.linux@...il.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] scsi/pmcraid.c: Use dma_pool_zalloc

Replaced dma_pool_alloc + memset with dma_pool_zalloc.

Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@...il.com>
Signed-off-by: Souptick Joarder <jrdr.linux@...il.com>
---
 drivers/scsi/pmcraid.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index 4e86994..84a2734 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -4681,7 +4681,7 @@ static int pmcraid_allocate_control_blocks(struct pmcraid_instance *pinstance)
 
 	for (i = 0; i < PMCRAID_MAX_CMD; i++) {
 		pinstance->cmd_list[i]->ioa_cb =
-			dma_pool_alloc(
+			dma_pool_zalloc(
 				pinstance->control_pool,
 				GFP_KERNEL,
 				&(pinstance->cmd_list[i]->ioa_cb_bus_addr));
@@ -4690,8 +4690,6 @@ static int pmcraid_allocate_control_blocks(struct pmcraid_instance *pinstance)
 			pmcraid_release_control_blocks(pinstance, i);
 			return -ENOMEM;
 		}
-		memset(pinstance->cmd_list[i]->ioa_cb, 0,
-			sizeof(struct pmcraid_control_block));
 	}
 	return 0;
 }
-- 
1.9.1