[PATCH] scsi: lpfc: Use *_pool_zalloc rather than *_pool_alloc

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Use *_pool_zalloc rather than *_pool_alloc followed by memset with 0.

Signed-off-by: Thomas Meyer <thomas@xxxxxxxx>
---

diff -u -p a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -4114,14 +4114,13 @@ lpfc_new_io_buf(struct lpfc_hba *phba, i
 		 * pci bus space for an I/O. The DMA buffer includes the
 		 * number of SGE's necessary to support the sg_tablesize.
 		 */
-		lpfc_ncmd->data = dma_pool_alloc(phba->lpfc_sg_dma_buf_pool,
-				GFP_KERNEL,
-				&lpfc_ncmd->dma_handle);
+		lpfc_ncmd->data = dma_pool_zalloc(phba->lpfc_sg_dma_buf_pool,
+						  GFP_KERNEL,
+						  &lpfc_ncmd->dma_handle);
 		if (!lpfc_ncmd->data) {
 			kfree(lpfc_ncmd);
 			break;
 		}
-		memset(lpfc_ncmd->data, 0, phba->cfg_sg_dma_buf_size);
 
 		/*
 		 * 4K Page alignment is CRITICAL to BlockGuard, double check



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