team: lb: use sizeof(*fprog) in __fprog_create

sock_fprog and sock_fprog_kern are of equal size, however
it's cleaner to just use sizeof(*fprog) instead to always
have correct type.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/team/team_mode_loadbalance.c

@@ -249,7 +249,7 @@ static int __fprog_create(struct sock_fprog_kern **pfprog, u32 data_len,
 
 	if (data_len % sizeof(struct sock_filter))
 		return -EINVAL;
-	fprog = kmalloc(sizeof(struct sock_fprog), GFP_KERNEL);
+	fprog = kmalloc(sizeof(*fprog), GFP_KERNEL);
 	if (!fprog)
 		return -ENOMEM;
 	fprog->filter = kmemdup(filter, data_len, GFP_KERNEL);