drm/probe-helper: put the bridge returned by drm_bridge_chain_get_first_bridge()

The bridge returned by drm_bridge_chain_get_first_bridge() is
refcounted. Put it when done.

Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20250708-drm-bridge-alloc-getput-drm_bridge_chain_get_first_bridge-v9-5-db1ba3df7f58@bootlin.com
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>

diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index 6b3541159c0ffdd6dc05b6a2324ec0de9d1c5474..09b12c30df69d44f099f119739b8d5d2f77907d5 100644 (file)
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -119,6 +119,7 @@ drm_mode_validate_pipeline(struct drm_display_mode *mode,
                *status = drm_bridge_chain_mode_valid(bridge,
                                                      &connector->display_info,
                                                      mode);
+               drm_bridge_put(bridge);
                if (*status != MODE_OK) {
                        /* There is also no point in continuing for crtc check
                         * here. */