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authorRusty Russell <rusty@rustcorp.com.au>2012-10-16 23:56:16 +1030
committerRusty Russell <rusty@rustcorp.com.au>2012-12-18 15:20:38 +1030
commitde929b04450f2ec984c2febb1249d0e0f993d0a2 (patch)
tree8a0d4c995fc7b978f04681e538648214d4211b53 /tools/virtio
parent4614e51cccca0eb42ff7b1b6383e2d07db42edc8 (diff)
downloadlinaro-lsk-de929b04450f2ec984c2febb1249d0e0f993d0a2.tar.gz
virtio: tools: make it clear that virtqueue_add_buf() no longer returns > 0
We simplified virtqueue_add_buf(), make it clear in the callers. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'tools/virtio')
-rw-r--r--tools/virtio/virtio_test.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c
index e626fa553c5..a11028acf21 100644
--- a/tools/virtio/virtio_test.c
+++ b/tools/virtio/virtio_test.c
@@ -164,7 +164,7 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq,
r = virtqueue_add_buf(vq->vq, &sl, 1, 0,
dev->buf + started,
GFP_ATOMIC);
- if (likely(r >= 0)) {
+ if (likely(r == 0)) {
++started;
virtqueue_kick(vq->vq);
}
@@ -177,7 +177,7 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq,
r = 0;
}
- } while (r >= 0);
+ } while (r == 0);
if (completed == completed_before)
++spurious;
assert(completed <= bufs);