linux-kernel - [PATCH] scsi/lpfc/lpfc_sli.c: Use dma_zalloc

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Date:   Sun, 18 Nov 2018 20:08:48 +0530
From:   Sabyasachi Gupta <sabyasachi.linux@...il.com>
To:     james.smart@...adcom.com, dick.kennedy@...adcom.com,
        jejb@...ux.vnet.ibm.com, martin.petersen@...cle.com
Cc:     jrdr.linux@...il.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, brajeswar.linux@...il.com
Subject: [PATCH] scsi/lpfc/lpfc_sli.c: Use dma_zalloc_coherent

Replaced dma_alloc_coherent + memset with dma_zalloc_coherent

Signed-off-by: Sabyasachi Gupta <sabyasachi.linux@...il.com>
---
 drivers/scsi/lpfc/lpfc_sli.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 783a154..3491ff7 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -6229,7 +6229,7 @@ lpfc_sli4_ras_dma_alloc(struct lpfc_hba *phba,
 			goto free_mem;
 		}
 
-		dmabuf->virt = dma_alloc_coherent(&phba->pcidev->dev,
+		dmabuf->virt = dma_zalloc_coherent(&phba->pcidev->dev,
 						  LPFC_RAS_MAX_ENTRY_SIZE,
 						  &dmabuf->phys,
 						  GFP_KERNEL);
@@ -6240,7 +6240,6 @@ lpfc_sli4_ras_dma_alloc(struct lpfc_hba *phba,
 					"6187 DMA Alloc Failed FW logging");
 			goto free_mem;
 		}
-		memset(dmabuf->virt, 0, LPFC_RAS_MAX_ENTRY_SIZE);
 		dmabuf->buffer_tag = i;
 		list_add_tail(&dmabuf->list, &ras_fwlog->fwlog_buff_list);
 	}
-- 
2.7.4