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path: root/drivers/scsi/cxgbi/libcxgbi.c
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Diffstat (limited to 'drivers/scsi/cxgbi/libcxgbi.c')
-rw-r--r--drivers/scsi/cxgbi/libcxgbi.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 512c8f1ea5b0..0d45658f163a 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -121,7 +121,8 @@ static inline void cxgbi_device_destroy(struct cxgbi_device *cdev)
"cdev 0x%p, p# %u.\n", cdev, cdev->nports);
cxgbi_hbas_remove(cdev);
cxgbi_device_portmap_cleanup(cdev);
- cxgbi_ppm_release(cdev->cdev2ppm(cdev));
+ if (cdev->cdev2ppm)
+ cxgbi_ppm_release(cdev->cdev2ppm(cdev));
if (cdev->pmap.max_connect)
cxgbi_free_big_mem(cdev->pmap.port_csk);
kfree(cdev);
@@ -640,6 +641,10 @@ 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);