Commit 7e60e389 authored by Michael Strauss's avatar Michael Strauss Committed by Alex Deucher
Browse files

drm/amd/display: Add null pointer check to is_dig_enabled func 



[WHY]
Safeguarding as pointer may be null in diagnostic environment

Signed-off-by: default avatarMichael Strauss <michael.strauss@amd.com>
Reviewed-by: default avatarSung Lee <Sung.Lee@amd.com>
Acked-by: default avatarAnson Jacob <Anson.Jacob@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 91501d0a

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn301/vg_clk_mgr.c

+2 −1
Original line number Diff line number Diff line
@@ -75,7 +75,8 @@ int vg_get_active_display_cnt_wa( 
		const struct dc_link *link = dc->links[i];



		/* abusing the fact that the dig and phy are coupled to see if the phy is enabled */

		if (link->link_enc->funcs->is_dig_enabled(link->link_enc))

		if (link->link_enc->funcs->is_dig_enabled &&

				link->link_enc->funcs->is_dig_enabled(link->link_enc))

			display_count++;

	}