[PATCH] drm: fix oops in drm_atomic_set_crtc_for_connector

[Simon Ser]

crtc can be NULL. connector, extracted from conn_state, can't.

Fixes: e3aae683e861 ("drm: convert drm_atomic_uapi.c to new debug helpers")
Signed-off-by: Simon Ser <contact at emersion.fr>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Sam Ravnborg <sam at ravnborg.org>
---
 drivers/gpu/drm/drm_atomic_uapi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c
index 9df7f2a170e3..268bb69c2e2f 100644
--- a/drivers/gpu/drm/drm_atomic_uapi.c
+++ b/drivers/gpu/drm/drm_atomic_uapi.c
@@ -334,12 +334,12 @@ drm_atomic_set_crtc_for_connector(struct drm_connector_state *conn_state,
 		drm_connector_get(conn_state->connector);
 		conn_state->crtc = crtc;
 
-		drm_dbg_atomic(crtc->dev,
+		drm_dbg_atomic(connector->dev,
 			       "Link [CONNECTOR:%d:%s] state %p to [CRTC:%d:%s]\n",
 			       connector->base.id, connector->name,
 			       conn_state, crtc->base.id, crtc->name);
 	} else {
-		drm_dbg_atomic(crtc->dev,
+		drm_dbg_atomic(connector->dev,
 			       "Link [CONNECTOR:%d:%s] state %p to [NOCRTC]\n",
 			       connector->base.id, connector->name,
 			       conn_state);
-- 
2.29.2