From: Bernard Zhao <bern...@vivo.com> Date: 2020-04-21 10:07:50 To: Alex Deucher <alexander.deuc...@amd.com>,"Christian König" <christian.koe...@amd.com>,"David (ChunMing) Zhou" <david1.z...@amd.com>,David Airlie <airl...@linux.ie>,Daniel Vetter <dan...@ffwll.ch>,Lyude Paul <ly...@redhat.com>,Sam Ravnborg <s...@ravnborg.org>,Bernard Zhao <bern...@vivo.com>,"José Roberto de Souza" <jose.so...@intel.com>,Andrzej Pietrasiewicz <andrze...@collabora.com>,amd-gfx@lists.freedesktop.org,dri-de...@lists.freedesktop.org,linux-ker...@vger.kernel.org Cc: opensource.ker...@vivo.com Subject: [PATCH v2] amdgpu: fixes error branch not return errno issue>The "if(!encoder)" branch return the same value 0 of the success >branch, maybe return -EINVAL is more better. > >Signed-off-by: Bernard Zhao <bern...@vivo.com> > >--- >Changes since V1: >* commit message improve >--- > drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) > >diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c >b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c >index f355d9a..1f8c6b4 100644 >--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c >+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c >@@ -474,12 +474,12 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > > if (!amdgpu_encoder->enc_priv) >- return 0; >+ return -EINVAL; > > dig = amdgpu_encoder->enc_priv; > new_coherent_mode = val ? true : false; >@@ -494,7 +494,7 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > >@@ -509,7 +509,7 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > >@@ -523,7 +523,7 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > >@@ -537,7 +537,7 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > >@@ -551,7 +551,7 @@ static int amdgpu_connector_set_property(struct >drm_connector *connector, > /* need to find digital encoder on connector */ > encoder = amdgpu_connector_find_encoder(connector, > DRM_MODE_ENCODER_TMDS); > if (!encoder) >- return 0; >+ return -EINVAL; > > amdgpu_encoder = to_amdgpu_encoder(encoder); > >-- >2.7.4
> add Markus.Elfring in mail list Regards, Bernard _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
