linux-kernel - [PATCH 67/87] scsi: bfa: remove memset after dma_alloc

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Message-Id: <20190627174534.6045-1-huangfq.daxian@gmail.com>
Date:   Fri, 28 Jun 2019 01:45:34 +0800
From:   Fuqian Huang <huangfq.daxian@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Fuqian Huang <huangfq.daxian@...il.com>,
        Anil Gurumurthy <anil.gurumurthy@...gic.com>,
        Sudarsana Kalluru <sudarsana.kalluru@...gic.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 67/87] scsi: bfa: remove memset after dma_alloc_coherent in bfad.c

In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>
---
 drivers/scsi/bfa/bfad.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index 2f9213b257a4..39ac58337290 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -622,7 +622,6 @@ bfad_hal_mem_alloc(struct bfad_s *bfad)
 			goto ext;
 		}
 		dma_elem->dma = phys_addr;
-		memset(dma_elem->kva, 0, dma_elem->mem_len);
 	}
 ext:
 	return rc;
-- 
2.11.0