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_wx.c b/drivers/staging/rtl8192e/rtllib_wx.c
index a8fd2e1..b4f00e5 100644
--- a/drivers/staging/rtl8192e/rtllib_wx.c
+++ b/drivers/staging/rtl8192e/rtllib_wx.c
@@ -845,10 +845,9 @@
ieee->wps_ie_len = (len < MAX_WZC_IE_LEN) ? (len) :
(MAX_WZC_IE_LEN);
- buf = kmalloc(ieee->wps_ie_len, GFP_KERNEL);
+ buf = kmemdup(ie, ieee->wps_ie_len, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- memcpy(buf, ie, ieee->wps_ie_len);
ieee->wps_ie = buf;
return 0;
}
@@ -859,10 +858,9 @@
if (len) {
if (len != ie[1]+2)
return -EINVAL;
- buf = kmalloc(len, GFP_KERNEL);
+ buf = kmemdup(ie, len, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- memcpy(buf, ie, len);
kfree(ieee->wpa_ie);
ieee->wpa_ie = buf;
ieee->wpa_ie_len = len;