diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/host/pci-hyperv.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c index a68ec4996ed9..7de341d7caaa 100644 --- a/drivers/pci/host/pci-hyperv.c +++ b/drivers/pci/host/pci-hyperv.c @@ -1657,12 +1657,16 @@ static void hv_pci_onchannelcallback(void *context) continue; } + /* Zero length indicates there are no more packets. */ + if (ret || !bytes_recvd) + break; + /* * All incoming packets must be at least as large as a * response. */ if (bytes_recvd <= sizeof(struct pci_response)) - break; + continue; desc = (struct vmpacket_descriptor *)buffer; switch (desc->type) { @@ -1724,7 +1728,6 @@ static void hv_pci_onchannelcallback(void *context) desc->type, req_id, bytes_recvd); break; } - break; } kfree(buffer); |