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Commit 51e059bd authored by David Miller's avatar David Miller Committed by David S. Miller
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cxgb4i: Handle dst_get_neighbour_noref() returning NULL. 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Acked-by: default avatarRoland Dreier <roland@purestorage.com>
parent a58b61e5

drivers/scsi/cxgbi/cxgb4i/cxgb4i.c

+7 −1
Original line number Diff line number Diff line
@@ -1127,6 +1127,7 @@ static int init_act_open(struct cxgbi_sock *csk) 
	struct net_device *ndev = cdev->ports[csk->port_id];

	struct port_info *pi = netdev_priv(ndev);

	struct sk_buff *skb = NULL;

	struct neighbour *n;

	unsigned int step;



	log_debug(1 << CXGBI_DBG_TOE | 1 << CXGBI_DBG_SOCK,
@@ -1141,7 +1142,12 @@ static int init_act_open(struct cxgbi_sock *csk) 
	cxgbi_sock_set_flag(csk, CTPF_HAS_ATID);

	cxgbi_sock_get(csk);



	csk->l2t = cxgb4_l2t_get(lldi->l2t, dst_get_neighbour_noref(csk->dst), ndev, 0);

	n = dst_get_neighbour_noref(csk->dst);

	if (!n) {

		pr_err("%s, can't get neighbour of csk->dst.\n", ndev->name);

		goto rel_resource;

	}

	csk->l2t = cxgb4_l2t_get(lldi->l2t, n, ndev, 0);

	if (!csk->l2t) {

		pr_err("%s, cannot alloc l2t.\n", ndev->name);

		goto rel_resource;