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Sync with Bryan Venteicher's virtio git repo:

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d04e609bdd1973cc7d2e8b38b7dcfae057b0962d
	virtio_blk: Use correct temporary variable in vtblk_poll_request

Obtained from:	Bryan Venteicher  bryanv at daemoninthecloset dot org
This commit is contained in:
Peter Grehan 2012-04-16 18:29:12 +00:00
parent 05374275e5
commit 57a7aaa71f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=234349
1 changed files with 3 additions and 1 deletions
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4
sys/dev/virtio/block/virtio_blk.c
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@ -997,6 +997,7 @@ vtblk_poll_request(struct vtblk_softc *sc, struct vtblk_request *req)
{
device_t dev;
struct virtqueue *vq;
struct vtblk_request *r;
int error;
dev = sc->vtblk_dev;
@ -1011,7 +1012,8 @@ vtblk_poll_request(struct vtblk_softc *sc, struct vtblk_request *req)
virtqueue_notify(vq);
req = virtqueue_poll(vq, NULL);
r = virtqueue_poll(vq, NULL);
KASSERT(r == req, ("unexpected request response"));
error = vtblk_request_error(req);
if (error && bootverbose) {