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drm/amd/display: initialize dc_transfer_func->ctx

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[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@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
David Francis
2018-09-21 14:36:17 -04:00
committed by Alex Deucher
parent e1e8a020c6
commit ce8a805ae1
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
View File

@@ -106,6 +106,7 @@ static void construct(struct dc_stream_state *stream,
stream->out_transfer_func = dc_create_transfer_func(); stream->out_transfer_func = dc_create_transfer_func();
stream->out_transfer_func->type = TF_TYPE_BYPASS; stream->out_transfer_func->type = TF_TYPE_BYPASS;
stream->out_transfer_func->ctx = stream->ctx;
} }
static void destruct(struct dc_stream_state *stream) static void destruct(struct dc_stream_state *stream)

1
drivers/gpu/drm/amd/display/dc/core/dc_surface.c
View File

@@ -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 = dc_create_transfer_func();
plane_state->in_transfer_func->type = TF_TYPE_BYPASS; 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) static void destruct(struct dc_plane_state *plane_state)