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[RFC,v4,04/16] s390x/virtio-ccw: fix check for WRITE_FEAT

Message ID 1417101409-29482-5-git-send-email-cornelia.huck@de.ibm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Cornelia Huck Nov. 27, 2014, 3:16 p.m. UTC 
We need to check guest feature size, not host feature size to find
out whether we should call virtio_set_features(). This check is
possible now that vdev->guest_features is an array.

Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
---
 hw/s390x/virtio-ccw.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index 2f52b82..62ec852 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -399,7 +399,7 @@  static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
             features.index = ldub_phys(&address_space_memory,
                                        ccw.cda + sizeof(features.features));
             features.features = ldl_le_phys(&address_space_memory, ccw.cda);
-            if (features.index < ARRAY_SIZE(dev->host_features)) {
+            if (features.index < ARRAY_SIZE(vdev->guest_features)) {
                 virtio_set_features(vdev, features.index, features.features);
             } else {
                 /*