ks8*/ksz8*: Casting (void *) value returned by kmalloc is useless

The semantic patch that makes this change is available
in scripts/coccinelle/api/alloc/drop_kmalloc_cast.cocci.
Signed-off-by: NThomas Meyer <thomas@m3y3r.de>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/micrel/ks8851_mll.c

@@ -1500,8 +1500,7 @@ static int ks_hw_init(struct ks_net *ks)
 	ks->all_mcast = 0;
 	ks->mcast_lst_size = 0;
 
-	ks->frame_head_info = (struct type_frame_head *) \
-		kmalloc(MHEADER_SIZE, GFP_KERNEL);
+	ks->frame_head_info = kmalloc(MHEADER_SIZE, GFP_KERNEL);
 	if (!ks->frame_head_info) {
 		pr_err("Error: Fail to allocate frame memory\n");
 		return false;