Commit 53510bfc authored by Michael Roth's avatar Michael Roth Committed by Anthony Liguori
Browse files

virtio-pci: build for uninitialized return value in vq_vector_unmask 



Fixes the following:

/home/mdroth/w/qemu2.git/hw/virtio-pci.c: In function
‘kvm_virtio_pci_vector_unmask’:
/home/mdroth/w/qemu2.git/hw/virtio-pci.c:673:12: error: ‘ret’ may be
used uninitialized in this function [-Werror=uninitialized]
cc1: all warnings being treated as errors
make: *** [hw/virtio-pci.o] Error 1
make: *** Waiting for unfinished jobs....

Signed-off-by: default avatarMichael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent be657dea

hw/virtio-pci.c

+1 −1
Original line number Diff line number Diff line
@@ -616,7 +616,7 @@ static int kvm_virtio_pci_vq_vector_unmask(VirtIOPCIProxy *proxy, 
    VirtQueue *vq = virtio_get_queue(proxy->vdev, queue_no);

    EventNotifier *n = virtio_queue_get_guest_notifier(vq);

    VirtIOIRQFD *irqfd = &proxy->vector_irqfd[vector];

    int ret;

    int ret = 0;



    if (irqfd->msg.data != msg.data || irqfd->msg.address != msg.address) {

        ret = kvm_irqchip_update_msi_route(kvm_state, irqfd->virq, msg);