From 4ab68e168ae1695f7c04fae98930740aaf7c50fa Mon Sep 17 00:00:00 2001 From: Sung Joon Kim Date: Mon, 8 Jul 2024 19:29:49 -0400 Subject: drm/amd/display: Check for NULL pointer [why & how] Need to make sure plane_state is initialized before accessing its members. Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Reviewed-by: Xi (Alex) Liu Signed-off-by: Sung Joon Kim Signed-off-by: Aurabindo Pillai Signed-off-by: Alex Deucher (cherry picked from commit 295d91cbc700651782a60572f83c24861607b648) --- drivers/gpu/drm/amd/display/dc/core/dc_surface.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd') diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c index 067f6555cfdf..ccbb15f1638c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c @@ -143,7 +143,8 @@ const struct dc_plane_status *dc_plane_get_status( if (pipe_ctx->plane_state != plane_state) continue; - pipe_ctx->plane_state->status.is_flip_pending = false; + if (pipe_ctx->plane_state) + pipe_ctx->plane_state->status.is_flip_pending = false; break; } -- cgit v1.2.3-70-g09d2