Commit dae9de8e authored by Brian Haley's avatar Brian Haley Committed by David S. Miller
Browse files

IPv6: Print error value when skb allocation fails 



Print-out the error value when sock_alloc_send_skb() fails in
the IPv6 neighbor discovery code - can be useful for debugging.

Signed-off-by: default avatarBrian Haley <brian.haley@hp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b61b8af0

net/ipv6/ndisc.c

+4 −4
Original line number Diff line number Diff line
@@ -465,8 +465,8 @@ struct sk_buff *ndisc_build_skb(struct net_device *dev, 
				  1, &err);

	if (!skb) {

		ND_PRINTK0(KERN_ERR

			   "ICMPv6 ND: %s() failed to allocate an skb.\n",

			   __func__);

			   "ICMPv6 ND: %s() failed to allocate an skb, err=%d.\n",

			   __func__, err);

		return NULL;

	}
@@ -1562,8 +1562,8 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh, 
				   1, &err);

	if (buff == NULL) {

		ND_PRINTK0(KERN_ERR

			   "ICMPv6 Redirect: %s() failed to allocate an skb.\n",

			   __func__);

			   "ICMPv6 Redirect: %s() failed to allocate an skb, err=%d.\n",

			   __func__, err);

		goto release;

	}