drm/i915: Get rid of silly void* from MST code

Not sure why this thing is trying to avoid declaring the proper
type for these pointers. But since these are used only once let's
just get rid of the local variable entirely.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200310202752.28454-1-ville.syrjala@linux.intel.comReviewed-by: José Roberto de Souza <jose.souza@intel.com>

drivers/gpu/drm/i915/display/intel_dp_mst.c

@@ -50,7 +50,6 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder,
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
 	const struct drm_display_mode *adjusted_mode =
 		&crtc_state->hw.adjusted_mode;
-	void *port = connector->port;
 	bool constant_n = drm_dp_has_quirk(&intel_dp->desc, 0,
 					   DP_DPCD_QUIRK_CONSTANT_N);
 	int bpp, slots = -EINVAL;
@@ -66,7 +65,8 @@ static int intel_dp_mst_compute_link_config(struct intel_encoder *encoder,
 						       false);
 
 		slots = drm_dp_atomic_find_vcpi_slots(state, &intel_dp->mst_mgr,
-						      port, crtc_state->pbn, 0);
+						      connector->port,
+						      crtc_state->pbn, 0);
 		if (slots == -EDEADLK)
 			return slots;
 		if (slots >= 0)
@@ -149,7 +149,6 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder,
 		to_intel_digital_connector_state(conn_state);
 	const struct drm_display_mode *adjusted_mode =
 		&pipe_config->hw.adjusted_mode;
-	void *port = connector->port;
 	struct link_config_limits limits;
 	int ret;
 
@@ -161,7 +160,8 @@ static int intel_dp_mst_compute_config(struct intel_encoder *encoder,
 
 	if (intel_conn_state->force_audio == HDMI_AUDIO_AUTO)
 		pipe_config->has_audio =
-			drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, port);
+			drm_dp_mst_port_has_audio(&intel_dp->mst_mgr,
+						  connector->port);
 	else
 		pipe_config->has_audio =
 			intel_conn_state->force_audio == HDMI_AUDIO_ON;