[PATCH] net: Kill some unneeded allocation return value casts in libertas

kmalloc() and friends return void*, no need to cast it.
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/libertas/debugfs.c

@@ -1838,7 +1838,7 @@ static ssize_t wlan_debugfs_write(struct file *f, const char __user *buf,
 	char *p2;
 	struct debug_data *d = (struct debug_data *)f->private_data;
 
-	pdata = (char *)kmalloc(cnt, GFP_KERNEL);
+	pdata = kmalloc(cnt, GFP_KERNEL);
 	if (pdata == NULL)
 		return 0;
 

drivers/net/wireless/libertas/ethtool.c

@@ -60,8 +60,7 @@ static int libertas_ethtool_get_eeprom(struct net_device *dev,
 
 //      mutex_lock(&priv->mutex);
 
-	adapter->prdeeprom =
-		    (char *)kmalloc(eeprom->len+sizeof(regctrl), GFP_KERNEL);
+	adapter->prdeeprom = kmalloc(eeprom->len+sizeof(regctrl), GFP_KERNEL);
 	if (!adapter->prdeeprom)
 		return -ENOMEM;
 	memcpy(adapter->prdeeprom, &regctrl, sizeof(regctrl));