Commit cc555759 authored by Varun Prakash's avatar Varun Prakash Committed by Martin K. Petersen
Browse files

scsi: libcxgbi: add a check for NULL pointer in cxgbi_check_route()



ip_dev_find() can return NULL so add a check for NULL pointer.
Signed-off-by: default avatarVarun Prakash <varun@chelsio.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 8acf608e
......@@ -639,6 +639,10 @@ cxgbi_check_route(struct sockaddr *dst_addr, int ifindex)
if (ndev->flags & IFF_LOOPBACK) {
ndev = ip_dev_find(&init_net, daddr->sin_addr.s_addr);
if (!ndev) {
err = -ENETUNREACH;
goto rel_neigh;
}
mtu = ndev->mtu;
pr_info("rt dev %s, loopback -> %s, mtu %u.\n",
n->dev->name, ndev->name, mtu);
......
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