Reset crtc->state to NULL after freeing the state object and call __drm_atomic_helper_crtc_destroy_state() helper instead of manually calling drm_property_unreference_blob().

Signed-off-by: Boris Brezillon boris.brezillon@free-electrons.com --- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c index 8df0aaf..15c1679 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c @@ -391,12 +391,11 @@ void atmel_hlcdc_crtc_reset(struct drm_crtc *crtc) { struct atmel_hlcdc_crtc_state *state;

- if (crtc->state && crtc->state->mode_blob) - drm_property_unreference_blob(crtc->state->mode_blob); - if (crtc->state) { + __drm_atomic_helper_crtc_destroy_state(crtc, crtc->state); state = drm_crtc_state_to_atmel_hlcdc_crtc_state(crtc->state); kfree(state); + crtc->state = NULL; }

state = kzalloc(sizeof(*state), GFP_KERNEL);