linux-kernel - [PATCH 5/6] regmap: cache: use kmalloc

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Message-ID: <1412845377-17134-6-git-send-email-Li.Xiubo@freescale.com>
Date:	Thu, 9 Oct 2014 17:02:56 +0800
From:	Xiubo Li <Li.Xiubo@...escale.com>
To:	<broonie@...nel.org>
CC:	<linux-kernel@...r.kernel.org>, <dp@...nsource.wolfsonmicro.com>,
	Xiubo Li <Li.Xiubo@...escale.com>
Subject: [PATCH 5/6] regmap: cache: use kmalloc_array instead of kmalloc

This patch fixes checkpatch.pl warning for regmap cache.
WARNING : prefer kmalloc_array over kmalloc with multiply

Signed-off-by: Xiubo Li <Li.Xiubo@...escale.com>
---
 drivers/base/regmap/regcache.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
index 45ab909..a06bcd2 100644
--- a/drivers/base/regmap/regcache.c
+++ b/drivers/base/regmap/regcache.c
@@ -61,8 +61,8 @@ static int regcache_hw_init(struct regmap *map)
 		if (!regmap_volatile(map, i * map->reg_stride))
 			count++;
 
-	map->reg_defaults = kmalloc(count * sizeof(struct reg_default),
-				      GFP_KERNEL);
+	map->reg_defaults = kmalloc_array(count, sizeof(struct reg_default),
+					  GFP_KERNEL);
 	if (!map->reg_defaults) {
 		ret = -ENOMEM;
 		goto err_free;
-- 
2.1.0.27.g96db324

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