diff options
Diffstat (limited to 'drivers/hv/hv_snapshot.c')
| -rw-r--r-- | drivers/hv/hv_snapshot.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c index 21e51be74e6c..9d5e0d1efdb5 100644 --- a/drivers/hv/hv_snapshot.c +++ b/drivers/hv/hv_snapshot.c @@ -96,6 +96,7 @@ vss_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) static void vss_send_op(struct work_struct *dummy) { int op = vss_transaction.msg->vss_hdr.operation; + int rc; struct cn_msg *msg; struct hv_vss_msg *vss_msg; @@ -111,7 +112,12 @@ static void vss_send_op(struct work_struct *dummy) vss_msg->vss_hdr.operation = op; msg->len = sizeof(struct hv_vss_msg); - cn_netlink_send(msg, 0, 0, GFP_ATOMIC); + rc = cn_netlink_send(msg, 0, 0, GFP_ATOMIC); + if (rc) { + pr_warn("VSS: failed to communicate to the daemon: %d\n", rc); + if (cancel_delayed_work_sync(&vss_timeout_work)) + vss_respond_to_host(HV_E_FAIL); + } kfree(msg); return; |