From: Alexandru Gheorghiu <gheorghiuandru@gmail.com>
Date: Mon, 25 Mar 2013 13:50:34 +0000 (+0200)
Subject: sound: oss: sb_common: Used kmemdup instead of kmalloc and memcpy
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b8e63df919d75ef4ecafd66b5123a798b18cc0e7;p=deliverable%2Flinux.git

sound: oss: sb_common: Used kmemdup instead of kmalloc and memcpy

Used kmemdup instead of replicating it's behaviour with kmalloc followed
by memcpy.
Patch found using coccinelle.

Signed-off-by: Alexandru Gheorghiu <gheorghiuandru@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/oss/sb_common.c b/sound/oss/sb_common.c
index 7d42c5418d1b..851a1da46be1 100644
--- a/sound/oss/sb_common.c
+++ b/sound/oss/sb_common.c
@@ -626,13 +626,12 @@ int sb_dsp_detect(struct address_info *hw_config, int pci, int pciio, struct sb_
 	 */
 
 
-	detected_devc = kmalloc(sizeof(sb_devc), GFP_KERNEL);
+	detected_devc = kmemdup(devc, sizeof(sb_devc), GFP_KERNEL);
 	if (detected_devc == NULL)
 	{
 		printk(KERN_ERR "sb: Can't allocate memory for device information\n");
 		return 0;
 	}
-	memcpy(detected_devc, devc, sizeof(sb_devc));
 	MDB(printk(KERN_INFO "SB %d.%02d detected OK (%x)\n", devc->major, devc->minor, hw_config->io_base));
 	return 1;
 }