From: Fuqian Huang <huangfq.daxian@gmail.com>
Date: Mon, 15 Jul 2019 03:17:09 +0000 (+0800)
Subject: atm: idt77252: Remove call to memset after dma_alloc_coherent
X-Git-Tag: v5.3-rc1~32^2~36
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cef86f1536b02e61e699f53b5f8782067481580d;p=thirdparty%2Flinux.git

atm: idt77252: Remove call to memset after dma_alloc_coherent

In commit 518a2f1925c3
("dma-mapping: zero memory returned from dma_alloc_*"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 43a14579e80e7..df51680e89319 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -1379,7 +1379,6 @@ init_tsq(struct idt77252_dev *card)
 		printk("%s: can't allocate TSQ.\n", card->name);
 		return -1;
 	}
-	memset(card->tsq.base, 0, TSQSIZE);
 
 	card->tsq.last = card->tsq.base + TSQ_NUM_ENTRIES - 1;
 	card->tsq.next = card->tsq.last;