From: Ji-Hun Kim <ji_hun.kim@samsung.com>
Date: Fri, 6 Apr 2018 04:57:20 +0000 (+0900)
Subject: staging: ks7010: replace kmalloc() + memcpy() with kmemdup()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=47bda74a2b1978f0740fdd025dc7b44c026764a8;p=linux.git

staging: ks7010: replace kmalloc() + memcpy() with kmemdup()

Use kmemdup rather than duplicating its implementation.

Signed-off-by: Ji-Hun Kim <ji_hun.kim@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/ks7010/ks7010_sdio.c b/drivers/staging/ks7010/ks7010_sdio.c
index a79438bfdcfc0..9978915278f65 100644
--- a/drivers/staging/ks7010/ks7010_sdio.c
+++ b/drivers/staging/ks7010/ks7010_sdio.c
@@ -589,11 +589,10 @@ static int ks7010_sdio_update_index(struct ks_wlan_private *priv, u32 index)
 	int ret;
 	unsigned char *data_buf;
 
-	data_buf = kmalloc(sizeof(u32), GFP_KERNEL);
+	data_buf = kmemdup(&index, sizeof(u32), GFP_KERNEL);
 	if (!data_buf)
 		return -ENOMEM;
 
-	memcpy(data_buf, &index, sizeof(index));
 	ret = ks7010_sdio_write(priv, WRITE_INDEX, data_buf, sizeof(index));
 	if (ret)
 		goto err_free_data_buf;