After the loop we test "if (!retry)" to see if we timedout. The problem
is "retry--" is a post-op so retry will be -1 at the end of the loop. I
have fixed this by changing it to a pre-op instead.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/misc/mic/card/mic_virtio.c b/drivers/misc/mic/card/mic_virtio.c
index e486a0c..b3ad9c4 100644
--- a/drivers/misc/mic/card/mic_virtio.c
+++ b/drivers/misc/mic/card/mic_virtio.c
@@ -337,7 +337,7 @@ static int mic_find_vqs(struct virtio_device *vdev, unsigned nvqs,
* rings have been re-assigned.
*/
mic_send_intr(mvdev->mdev, mvdev->c2h_vdev_db);
- for (retry = 100; retry--;) {
+ for (retry = 100; --retry;) {
if (!ioread8(&dc->used_address_updated))
break;
msleep(100);
--
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