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scsi: libcxgbi: return error if interface is not up 

Do not post hw active open cmd if IFF_UP is not set or link is down on
the interface, return -ENETDOWN in this case.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Varun Prakash 2016-12-09 14:40:07 +05:30 committed by Martin K. Petersen
parent 1fe1fdb04b
commit 165ae50e45
1 changed files with 12 additions and 0 deletions
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12
drivers/scsi/cxgbi/libcxgbi.c
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@ -642,6 +642,12 @@ static struct cxgbi_sock *cxgbi_check_route(struct sockaddr *dst_addr)
n->dev->name, ndev->name, mtu);
}
if (!(ndev->flags & IFF_UP) || !netif_carrier_ok(ndev)) {
pr_info("%s interface not up.\n", ndev->name);
err = -ENETDOWN;
goto rel_neigh;
}
cdev = cxgbi_device_find_by_netdev(ndev, &port);
if (!cdev) {
pr_info("dst %pI4, %s, NOT cxgbi device.\n",
@ -736,6 +742,12 @@ static struct cxgbi_sock *cxgbi_check_route6(struct sockaddr *dst_addr)
}
ndev = n->dev;
if (!(ndev->flags & IFF_UP) || !netif_carrier_ok(ndev)) {
pr_info("%s interface not up.\n", ndev->name);
err = -ENETDOWN;
goto rel_rt;
}
if (ipv6_addr_is_multicast(&daddr6->sin6_addr)) {
pr_info("multi-cast route %pI6 port %u, dev %s.\n",
daddr6->sin6_addr.s6_addr,