staging: rtl8192e: Use kmemdup rather than duplicating its implementation

 Use kmemdup rather than duplicating its implementation

 The semantic patch that makes this change is available
 in scripts/coccinelle/api/memdup.cocci.

 More information about semantic patching is available at
 http://coccinelle.lip6.fr/

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index 30c3bca..a326880 100644 (file)
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -3206,11 +3206,11 @@ static int rtllib_wpa_set_wpa_ie(struct rtllib_device *ieee,
                return -EINVAL;
 
        if (param->u.wpa_ie.len) {
-               buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL);
+               buf = kmemdup(param->u.wpa_ie.data, param->u.wpa_ie.len,
+                             GFP_KERNEL);
                if (buf == NULL)
                        return -ENOMEM;
 
-               memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len);
                kfree(ieee->wpa_ie);
                ieee->wpa_ie = buf;
                ieee->wpa_ie_len = param->u.wpa_ie.len;