Commit ec9f932ed41622d120de52a5b525e4d77b9ef17e
"drm/atomic: Cleanup on error properly in the atomic ioctl."
cleaned up some error paths, but didn't fix the TEST_ONLY path.
In the check only case plane->fb shouldn't be updated, and
the vblank events should be cleared as on failure.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
---
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index d719ce0b10a0..03672a782e84 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1507,7 +1507,8 @@ retry:
copied_props++;
}
- if (obj->type == DRM_MODE_OBJECT_PLANE && count_props) {
+ if (obj->type == DRM_MODE_OBJECT_PLANE && count_props &&
+ !(arg->flags & DRM_MODE_ATOMIC_TEST_ONLY)) {
plane = obj_to_plane(obj);
plane_mask |= (1 << drm_plane_index(plane));
plane->old_fb = plane->fb;
@@ -1532,7 +1533,7 @@ retry:
ret = drm_atomic_check_only(state);
/* _check_only() does not free state, unlike _commit() */
if (!ret)
- drm_atomic_state_free(state);
+ goto free;
} else if (arg->flags & DRM_MODE_ATOMIC_NONBLOCK) {
ret = drm_atomic_async_commit(state);
} else {
@@ -1566,6 +1567,7 @@ out:
}
if (ret) {
+free:
if (arg->flags & DRM_MODE_PAGE_FLIP_EVENT) {
for_each_crtc_in_state(state, crtc, crtc_state, i) {
if (!crtc_state->event)
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