[ISDN]: Get rid of some pointless allocation casts in common and bsd comp.

vmalloc() returns a void pointer - no need to cast the return value.

Signed-off-by: Jesper Juhl <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/isdn/i4l/isdn_bsdcomp.c

···
 	 * Allocate space for the dictionary. This may be more than one page in
 	 * length.
 	 */
-	db->dict = (struct bsd_dict *) vmalloc (hsize * sizeof (struct bsd_dict));
+	db->dict = vmalloc(hsize * sizeof(struct bsd_dict));
 	if (!db->dict) {
 		bsd_free (db);
 		return NULL;
···
 	if (!decomp)
 		db->lens = NULL;
 	else {
-		db->lens = (unsigned short *) vmalloc ((maxmaxcode + 1) *
-			sizeof (db->lens[0]));
+		db->lens = vmalloc((maxmaxcode + 1) * sizeof(db->lens[0]));
 		if (!db->lens) {
 			bsd_free (db);
 			return (NULL);

drivers/isdn/i4l/isdn_common.c

···
 	int i;
 	char tmprev[50];
 
-	if (!(dev = (isdn_dev *) vmalloc(sizeof(isdn_dev)))) {
+	if (!(dev = vmalloc(sizeof(isdn_dev)))) {
 		printk(KERN_WARNING "isdn: Could not allocate device-struct.\n");
 		return -EIO;
 	}