From: David Francis <David.Francis@xxxxxxx> [Why] dc_transfer_func structs were being passed around with a null pointer, waiting for unsuspecting programmers to dereference it. [How] Initialize it Signed-off-by: David Francis <David.Francis@xxxxxxx> Reviewed-by: Charlene Liu <Charlene.Liu@xxxxxxx> Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@xxxxxxx> --- drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 1 + drivers/gpu/drm/amd/display/dc/core/dc_surface.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c index 2ac848a106ba..e113439aaa86 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c @@ -106,6 +106,7 @@ static void construct(struct dc_stream_state *stream, stream->out_transfer_func = dc_create_transfer_func(); stream->out_transfer_func->type = TF_TYPE_BYPASS; + stream->out_transfer_func->ctx = stream->ctx; } static void destruct(struct dc_stream_state *stream) 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 8fb3aefd195c..c60c9b4c3075 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c @@ -44,6 +44,7 @@ static void construct(struct dc_context *ctx, struct dc_plane_state *plane_state plane_state->in_transfer_func = dc_create_transfer_func(); plane_state->in_transfer_func->type = TF_TYPE_BYPASS; + plane_state->in_transfer_func->ctx = ctx; } static void destruct(struct dc_plane_state *plane_state) -- 2.14.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
