drm/amd/amdgpu: fix console deadlock if late init failed

[ Upstream commit c085bd5119d5d0bdf3ef591a5563566be7dedced ]

Signed-off-by: Jim Qu <Jim.Qu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 16302f7d59f6cb7a51e8d61672759ec03f2e4346..fc9f14747f7099e07d2ed9a9d3d9c9ee0c81e04f 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1760,8 +1760,11 @@ int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
        }
 
        r = amdgpu_late_init(adev);
-       if (r)
+       if (r) {
+               if (fbcon)
+                       console_unlock();
                return r;
+       }
 
        /* pin cursors */
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {