linux-kernel - [PATCH] fixup! KVM: s390 allow virtio

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Message-ID: <1414086476-24772-1-git-send-email-mst@redhat.com>
Date:	Thu, 23 Oct 2014 20:49:18 +0300
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Christian Borntraeger <borntraeger@...ibm.com>,
	Cornelia Huck <cornelia.huck@...ibm.com>, linux390@...ibm.com,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	linux-s390@...r.kernel.org
Subject: [PATCH] fixup! KVM: s390 allow virtio_ccw status writes to fail

Forgot that I need a cross-compiler for s390 changes, so of course
they don't build :(
Will repost later, for now here's a fix.

---
 drivers/s390/kvm/virtio_ccw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/s390/kvm/virtio_ccw.c b/drivers/s390/kvm/virtio_ccw.c
index 6add617..9b5aa0b 100644
--- a/drivers/s390/kvm/virtio_ccw.c
+++ b/drivers/s390/kvm/virtio_ccw.c
@@ -862,7 +862,7 @@ static u8 virtio_ccw_get_status(struct virtio_device *vdev)
 static void virtio_ccw_set_status(struct virtio_device *vdev, u8 status)
 {
 	struct virtio_ccw_device *vcdev = to_vc_device(vdev);
-	u8 old_status = vcdev->status;
+	u8 old_status = *vcdev->status;
 	struct ccw1 *ccw;
 	int ret;
 
-- 
MST
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