Commit 288dac9f authored by Qi Xi's avatar Qi Xi Committed by Luca Ceresoli
Browse files

drm: bridge: cdns-mhdp8546: Fix missing mutex unlock on error path 



Add missing mutex unlock before returning from the error path in
cdns_mhdp_atomic_enable().

Fixes: 935a92a1 ("drm: bridge: cdns-mhdp8546: Fix possible null pointer dereference")
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarQi Xi <xiqi2@huawei.com>
Reviewed-by: default avatarLuca Ceresoli <luca.ceresoli@bootlin.com>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20250904034447.665427-1-xiqi2@huawei.com


Signed-off-by: default avatarLuca Ceresoli <luca.ceresoli@bootlin.com>
parent a10f910c

drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c

+4 −2
Original line number Diff line number Diff line
@@ -1984,8 +1984,10 @@ static void cdns_mhdp_atomic_enable(struct drm_bridge *bridge, 
	mhdp_state = to_cdns_mhdp_bridge_state(new_state);



	mhdp_state->current_mode = drm_mode_duplicate(bridge->dev, mode);

	if (!mhdp_state->current_mode)

		return;

	if (!mhdp_state->current_mode) {

		ret = -EINVAL;

		goto out;

	}



	drm_mode_set_name(mhdp_state->current_mode);