diff options
| author | Suraj Kandpal <[email protected]> | 2024-07-22 12:14:50 +0530 |
|---|---|---|
| committer | Suraj Kandpal <[email protected]> | 2024-07-25 08:55:24 +0530 |
| commit | d34f4f058edf1235c103ca9c921dc54820d14d40 (patch) | |
| tree | 255a03f5581d43a0a0f2406dee67f8432b4afbe1 | |
| parent | 31b42af516afa1e184d1a9f9dd4096c54044269a (diff) | |
drm/i915/hdcp: Add encoder check in hdcp2_get_capability
Add encoder check in intel_hdcp2_get_capability to avoid
null pointer error.
Signed-off-by: Suraj Kandpal <[email protected]>
Reviewed-by: Dnyaneshwar Bhadane <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_hdcp.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c index 2edffe62f360..47f51a5ab493 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c +++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c @@ -675,8 +675,15 @@ static int intel_dp_hdcp2_get_capability(struct intel_connector *connector, bool *capable) { - struct intel_digital_port *dig_port = intel_attached_dig_port(connector); - struct drm_dp_aux *aux = &dig_port->dp.aux; + struct intel_digital_port *dig_port; + struct drm_dp_aux *aux; + + *capable = false; + if (!intel_attached_encoder(connector)) + return -EINVAL; + + dig_port = intel_attached_dig_port(connector); + aux = &dig_port->dp.aux; return _intel_dp_hdcp2_get_capability(aux, capable); } |