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>

1 files changed, 1 insertions, 2 deletions

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;
 }