From 062c5fff31be2e5324067859ef24a748f59ca029 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 25 Nov 2016 19:28:34 -0200
Subject: [PATCH] [media] media: ti-vpe: vpdma: fix a timeout loop
The check assumes that we end on zero but actually we end on -1. Change
the post-op to a pre-op so that we do end on zero. Techinically now we
only loop 499 times instead of 500 but that's fine.
Fixes: dc12b124353b ("[media] media: ti-vpe: vpdma: Add abort channel desc and cleanup APIs")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
---
drivers/media/platform/ti-vpe/vpdma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/ti-vpe/vpdma.c b/drivers/media/platform/ti-vpe/vpdma.c
index 13bfd7184160..23472e3784ff 100644
--- a/drivers/media/platform/ti-vpe/vpdma.c
+++ b/drivers/media/platform/ti-vpe/vpdma.c
@@ -453,7 +453,7 @@ int vpdma_list_cleanup(struct vpdma_data *vpdma, int list_num,
if (ret)
return ret;
- while (vpdma_list_busy(vpdma, list_num) && timeout--)
+ while (vpdma_list_busy(vpdma, list_num) && --timeout)
;
if (timeout == 0) {
--
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