wait_for_completion_timeout returns >= 0 but never
negative - so the error check should be against equality
to 0 not <= 0.
Signed-off-by: Nicholas Mc Guire <hofrat@xxxxxxxxx>
---
This was compile tested with qcom_defconfig +
CONFIG_DRM=m (implies CONFIG_DRM_MSM=m)
Patch is against 4.0-rc7 (localversion-next is -next-20150410)
drivers/gpu/drm/msm/edp/edp_ctrl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/edp/edp_ctrl.c b/drivers/gpu/drm/msm/edp/edp_ctrl.c
index 831acd6..9ef361c 100644
--- a/drivers/gpu/drm/msm/edp/edp_ctrl.c
+++ b/drivers/gpu/drm/msm/edp/edp_ctrl.c
@@ -1032,7 +1032,7 @@ static void edp_ctrl_off_worker(struct work_struct *work)
time_left = wait_for_completion_timeout(&ctrl->idle_comp,
msecs_to_jiffies(500));
- if (time_left <= 0)
+ if (!time_left)
DBG("%s: idle pattern timedout, %lu\n",
__func__, time_left);
--
1.7.10.4
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