From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
ipp_create_cmd_work() return ERR_PTR() on error and never return
NULL, so use IS_ERR() instead of IS_ERR_OR_NULL().
Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_ipp.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index 29d2ad3..b0d6431 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -521,20 +521,23 @@ int exynos_drm_ipp_set_property(struct drm_device *drm_dev, void *data,
c_node->state = IPP_STATE_IDLE;
c_node->start_work = ipp_create_cmd_work();
- if (IS_ERR_OR_NULL(c_node->start_work)) {
+ if (IS_ERR(c_node->start_work)) {
DRM_ERROR("failed to create start work.\n");
+ ret = PTR_ERR(c_node->start_work);
goto err_clear;
}
c_node->stop_work = ipp_create_cmd_work();
- if (IS_ERR_OR_NULL(c_node->stop_work)) {
+ if (IS_ERR(c_node->stop_work)) {
DRM_ERROR("failed to create stop work.\n");
+ ret = PTR_ERR(c_node->stop_work);
goto err_free_start;
}
c_node->event_work = ipp_create_event_work();
- if (IS_ERR_OR_NULL(c_node->event_work)) {
+ if (IS_ERR(c_node->event_work)) {
DRM_ERROR("failed to create event work.\n");
+ ret = PTR_ERR(c_node->event_work);
goto err_free_stop;
}
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