[PATCH] drm: bridge/dw_hdmi: Return num_modes in dw_hdmi_connector_get_modes

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The dw_hdmi_connector_get_modes() function accidentally forgets to
return the number of modes it added, although it has this information
stored in a local variable.  Let's fix that.

Without this fix, drm_helper_probe_single_connector_modes_merge_bits()
could get confused and always call drm_add_modes_noedid().  That's not
right.

Signed-off-by: Doug Anderson <dianders@xxxxxxxxxxxx>
---
 drivers/gpu/drm/bridge/dw_hdmi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c
index 594f84c..816d104 100644
--- a/drivers/gpu/drm/bridge/dw_hdmi.c
+++ b/drivers/gpu/drm/bridge/dw_hdmi.c
@@ -1395,7 +1395,7 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
 	struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
 					     connector);
 	struct edid *edid;
-	int ret;
+	int ret = 0;
 
 	if (!hdmi->ddc)
 		return 0;
@@ -1412,7 +1412,7 @@ static int dw_hdmi_connector_get_modes(struct drm_connector *connector)
 		dev_dbg(hdmi->dev, "failed to get edid\n");
 	}
 
-	return 0;
+	return ret;
 }
 
 static enum drm_mode_status
-- 
2.2.0.rc0.207.ga3a616c

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