[PATCH 02/15] drm/exynos/ipp: cancel works before command node clean

[Andrzej Hajda]

All pending works should be canceled prior to its removal.

Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
 drivers/gpu/drm/exynos/exynos_drm_ipp.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index da917ca..9770966 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -502,6 +502,11 @@ err_clear:
 static void ipp_clean_cmd_node(struct ipp_context *ctx,
 				struct drm_exynos_ipp_cmd_node *c_node)
 {
+	/* cancel works */
+	cancel_work_sync(&c_node->start_work->work);
+	cancel_work_sync(&c_node->stop_work->work);
+	cancel_work_sync(&c_node->event_work->work);
+
 	/* delete list */
 	list_del(&c_node->list);
 
-- 
1.9.1

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