From: Dan Carpenter dan.carpenter@linaro.org
[ Upstream commit 38ac4e8385ffb275b1837986ca6c16f26ea028c5 ]
This error path needs to unlock the "aconnector->handle_mst_msg_ready" mutex before returning.
Fixes: 4f6d9e38c4d2 ("drm/amd/display: Add polling method to handle MST reply packet") Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- 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 05708684c9f58..d07e1053b36b3 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 @@ -677,7 +677,7 @@ 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);