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drm/amd/display: Check for valid stream_encode 

Before accessing it's vtable, check that stream_encoder is non-null.

Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Reviewed-by: Eric Bernstein <Eric.Bernstein@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ilya Bakoulin 2019-05-29 18:52:17 -04:00 committed by Alex Deucher
parent c7990daebe
commit 288af96df1
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/display/dc/core/dc_stream.c
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@ -612,7 +612,8 @@ bool dc_stream_set_dynamic_metadata(struct dc *dc,
pipe_ctx->stream->dmdata_address = attr->address;
if (pipe_ctx->stream_res.stream_enc->funcs->set_dynamic_metadata != NULL) {
if (pipe_ctx->stream_res.stream_enc &&
pipe_ctx->stream_res.stream_enc->funcs->set_dynamic_metadata != NULL) {
if (pipe_ctx->stream->dmdata_address.quad_part != 0) {
/* if using dynamic meta, don't set up generic infopackets */
pipe_ctx->stream_res.encoder_info_frame.hdrsmd.valid = false;