From 8214b5b6f049235e7821d7a5918e29623da8b21d Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Fri, 21 Jul 2023 17:55:49 +0300 Subject: [PATCH] drm/amd/display: Unlock on error path in dm_handle_mst_sideband_msg_ready_event() This error path needs to unlock the "aconnector->handle_mst_msg_ready" mutex before returning. Fixes: bb4fa525f327 ("drm/amd/display: Add polling method to handle MST reply packet") Signed-off-by: Dan Carpenter Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 1abdec14344e8..943959012d04c 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -707,7 +707,7 @@ void dm_handle_mst_sideband_msg_ready_event( if (retry == 3) { DRM_ERROR("Failed to ack MST event.\n"); - return; + break; } drm_dp_mst_hpd_irq_send_new_request(&aconnector->mst_mgr); -- 2.30.2