Commit 665e2245 authored by Dexuan Cui's avatar Dexuan Cui Committed by Bjorn Helgaas

PCI: hv: Handle vmbus_sendpacket() failure in hv_compose_msi_msg()

Handle vmbus_sendpacket() failure in hv_compose_msi_msg().

I happened to find this when reading the code.  I didn't get a real issue
however.
Signed-off-by: default avatarDexuan Cui <decui@microsoft.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarKY Srinivasan <kys@microsoft.com>
CC: Jake Oshins <jakeo@microsoft.com>
CC: Haiyang Zhang <haiyangz@microsoft.com>
CC: Vitaly Kuznetsov <vkuznets@redhat.com>
parent 617ceb62
......@@ -895,7 +895,9 @@ static void hv_compose_msi_msg(struct irq_data *data, struct msi_msg *msg)
sizeof(*int_pkt), (unsigned long)&ctxt.pkt,
VM_PKT_DATA_INBAND,
VMBUS_DATA_PACKET_FLAG_COMPLETION_REQUESTED);
if (!ret)
if (ret)
goto free_int_desc;
wait_for_completion(&comp.comp_pkt.host_event);
if (comp.comp_pkt.completion_status < 0) {
......
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