Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

[firefly-linux-kernel-4.4.55.git] / net / ax25 / af_ax25.c

diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index ae3a47f9d1d5298406ca33900624fe49c9c85719..fbd0acf80b13236bd8c768bc8bf5d69d6a7e7125 100644 (file)
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -805,6 +805,9 @@ static int ax25_create(struct net *net, struct socket *sock, int protocol,
        struct sock *sk;
        ax25_cb *ax25;
 
+       if (protocol < 0 || protocol > SK_PROTOCOL_MAX)
+               return -EINVAL;
+
        if (!net_eq(net, &init_net))
                return -EAFNOSUPPORT;