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[Qemu-devel] [PATCH v2] virtio-rng: Fix crash with non-default backend
From: |
Cole Robinson |
Subject: |
[Qemu-devel] [PATCH v2] virtio-rng: Fix crash with non-default backend |
Date: |
Fri, 31 May 2013 14:12:48 -0400 |
'default_backend' isn't always set, but 'rng' is, so use that.
$ ./x86_64-softmmu/qemu-system-x86_64 -object
rng-random,id=rng0,filename=/dev/random -device virtio-rng-pci,rng=rng0
Segmentation fault (core dumped)
Regressed with virtio refactoring in 59ccd20a9ac719cff82180429458728f03ec612f
CC: address@hidden
Signed-off-by: Cole Robinson <address@hidden>
---
Notes:
v2: Fix other instances in s390x code, pointed out by Frederic
hw/s390x/s390-virtio-bus.c | 2 +-
hw/s390x/virtio-ccw.c | 2 +-
hw/virtio/virtio-pci.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c
index a1cdfb0..207eb82 100644
--- a/hw/s390x/s390-virtio-bus.c
+++ b/hw/s390x/s390-virtio-bus.c
@@ -300,7 +300,7 @@ static int s390_virtio_rng_init(VirtIOS390Device *s390_dev)
}
object_property_set_link(OBJECT(dev),
- OBJECT(dev->vdev.conf.default_backend), "rng",
+ OBJECT(dev->vdev.conf.rng), "rng",
NULL);
return s390_virtio_device_init(s390_dev, VIRTIO_DEVICE(vdev));
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index 5f5e267..7dcd98d 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -744,7 +744,7 @@ static int virtio_ccw_rng_init(VirtioCcwDevice *ccw_dev)
}
object_property_set_link(OBJECT(dev),
- OBJECT(dev->vdev.conf.default_backend), "rng",
+ OBJECT(dev->vdev.conf.rng), "rng",
NULL);
return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 444b71a..b070b64 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1455,7 +1455,7 @@ static int virtio_rng_pci_init(VirtIOPCIProxy *vpci_dev)
}
object_property_set_link(OBJECT(vrng),
- OBJECT(vrng->vdev.conf.default_backend), "rng",
+ OBJECT(vrng->vdev.conf.rng), "rng",
NULL);
return 0;
--
1.8.2.1
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