diff options
| author |   Varun Prakash <varun@chelsio.com> | 2016-12-09 14:40:07 +0530 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2016-12-14 15:11:53 -0500 |
| commit | 165ae50e450bc7de6c741bf2c27ed0920a40a9af (patch) | |
| tree | f39f9d08913d59828084be709315cb2e39336713 /drivers/scsi | |
| parent | scsi: cxgb4i: libcxgbi: add missing module_put() (diff) | |
| download | linux-dev-165ae50e450bc7de6c741bf2c27ed0920a40a9af.tar.xz linux-dev-165ae50e450bc7de6c741bf2c27ed0920a40a9af.zip | |
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>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/cxgbi/libcxgbi.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 9f4fde9b12e3..9167bcd9fffe 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -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, |