diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index ade1bcfb0e6..5f23bda232c 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -764,6 +764,8 @@ base_sock_create(struct net *net, struct socket *sock, int protocol)
 
 	if (sock->type != SOCK_RAW)
 		return -ESOCKTNOSUPPORT;
+	if (!capable(CAP_NET_RAW))
+		return -EPERM;
 
 	sk = sk_alloc(net, PF_ISDN, GFP_KERNEL, &mISDN_proto);
 	if (!sk)