[PATCH] drm/radeon: fix uninitialized bool variable

[Zhiwei Yang]

The bool variable detected_hpd_without_ddc in struct radeon_connector
is uninitialized when first used, that may cause unnecessary ddc ops.
Make it as false when a new connector is alloced.

Signed-off-by: Zhiwei Yang <yangzhi...@uniontech.com>
---
 drivers/gpu/drm/radeon/radeon_connectors.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c 
b/drivers/gpu/drm/radeon/radeon_connectors.c
index fe12d9d91d7a..c1987a66373f 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -1866,6 +1866,7 @@ radeon_add_atom_connector(struct drm_device *dev,
        bool shared_ddc = false;
        bool is_dp_bridge = false;
        bool has_aux = false;
+       bool detected_hpd_without_ddc = false;
 
        if (connector_type == DRM_MODE_CONNECTOR_Unknown)
                return;
@@ -1923,6 +1924,7 @@ radeon_add_atom_connector(struct drm_device *dev,
        radeon_connector->shared_ddc = shared_ddc;
        radeon_connector->connector_object_id = connector_object_id;
        radeon_connector->hpd = *hpd;
+       radeon_connector->detected_hpd_without_ddc = detected_hpd_without_ddc;
 
        radeon_connector->router = *router;
        if (router->ddc_valid || router->cd_valid) {
@@ -2384,6 +2386,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
        struct radeon_connector *radeon_connector;
        struct i2c_adapter *ddc = NULL;
        uint32_t subpixel_order = SubPixelNone;
+       bool detected_hpd_without_ddc = false;
 
        if (connector_type == DRM_MODE_CONNECTOR_Unknown)
                return;
@@ -2414,6 +2417,7 @@ radeon_add_legacy_connector(struct drm_device *dev,
        radeon_connector->devices = supported_device;
        radeon_connector->connector_object_id = connector_object_id;
        radeon_connector->hpd = *hpd;
+       radeon_connector->detected_hpd_without_ddc = detected_hpd_without_ddc;
 
        switch (connector_type) {
        case DRM_MODE_CONNECTOR_VGA:
-- 
2.20.1