lpfc: use dma_zalloc_coherent

Use the zeroing function instead of dma_alloc_coherent & memset(,0,)

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: James Smart <james.smart@emulex.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 1f292e29d566..06241f590c1e 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -1811,12 +1811,12 @@ lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
                  * page, this is used as a priori size of SLI4_PAGE_SIZE for
                  * the later DMA memory free.
                  */
-                viraddr = dma_alloc_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE,
-                                             &phyaddr, GFP_KERNEL);
+                viraddr = dma_zalloc_coherent(&phba->pcidev->dev,
+                                              SLI4_PAGE_SIZE, &phyaddr,
+                                              GFP_KERNEL);
                 /* In case of malloc fails, proceed with whatever we have */
                 if (!viraddr)
                         break;
-                memset(viraddr, 0, SLI4_PAGE_SIZE);
                 mbox->sge_array->addr[pagen] = viraddr;
                 /* Keep the first page for later sub-header construction */
                 if (pagen == 0)