qemu: build fix for 910b94df
qemu: build fix for 910b94df

Fixes compiler error:

src/qemu/qemu_migration.c:4814:20: error: ‘dstOffline’ may be used
    uninitialized in this function [-Werror=maybe-uninitialized]
    4814 |     if (offline && !dstOffline) {

The commit that introduced the error:
910b94df: qemu: adopt to VIR_DRV_SUPPORTS_FEATURE return -1

Signed-off-by: Nick Shyrokovskiy <52bf084a014946809bd3ada044b633ab20f5e9d2@gmail.com>

olafhering/libvirt,libvirt/libvirt,libvirt/libvirt,crobinso/libvirt,nertpinx/libvirt,zippy2/libvirt,libvirt/libvirt,zippy2/libvirt,libvirt/libvirt,zippy2/libvirt,olafhering/libvirt,nertpinx/libvirt,jfehlig/libvirt,olafhering/libvirt,nertpinx/libvirt,crobinso/libvirt,jfehlig/libvirt,zippy2/libvirt,crobinso/libvirt,nertpinx/libvirt,crobinso/libvirt,jfehlig/libvirt,jfehlig/libvirt,nertpinx/libvirt,olafhering/libvirt