On 11/14/23 01:36, José Pekkarinen wrote:
The following patch will fix a minor issue where a debug message is
referencing an struct that has just being checked whether is null or
not. This has been noticed by using coccinelle, in the following output:

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c:540:25-29: ERROR: 
aconnector is NULL but dereferenced.

Fixes: 5d72e247e58c9 ("drm/amd/display: switch DC over to the new DRM logging 
macros")
Signed-off-by: José Pekkarinen <jose.pekkari...@foxhound.fi>
---
  drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index ed784cf27d39..7048dab5e356 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -537,8 +537,7 @@ bool dm_helpers_dp_read_dpcd(
        struct amdgpu_dm_connector *aconnector = link->priv;
if (!aconnector) {
-               drm_dbg_dp(aconnector->base.dev,
-                          "Failed to find connector for link!\n");
+               DRM_ERROR("Failed to find connector for link!");

I would prefer a patch that drops this error message entirely since
it's not particularly useful. As, it's only possible before hw init
(and at that point it's expected).

                return false;
        }
--
Hamza

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