[PATCH] kvm: device-assignment: Fix kvm_get_irq_route_gsi() return check

[Alex Williamson <alex.williamson@xxxxxx>]

Cast to a signed int to test for < 0.

Signed-off-by: Alex Williamson <alex.williamson@xxxxxx>
---

 This supersedes "[PATCH] kvm: device-assignment: Catch GSI overflow"

 hw/device-assignment.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/hw/device-assignment.c b/hw/device-assignment.c
index a6cc9b9..5bdae24 100644
--- a/hw/device-assignment.c
+++ b/hw/device-assignment.c
@@ -798,7 +798,7 @@ static void assigned_dev_update_msi(PCIDevice *pci_dev, unsigned int ctrl_pos)
                 pci_dev->cap.start + PCI_MSI_DATA_32);
         assigned_dev->entry->type = KVM_IRQ_ROUTING_MSI;
         assigned_dev->entry->gsi = kvm_get_irq_route_gsi(kvm_context);
-        if (assigned_dev->entry->gsi < 0) {
+        if ((int)(assigned_dev->entry->gsi) < 0) {
             perror("assigned_dev_update_msi: kvm_get_irq_route_gsi");
             return;
         }

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