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authorReza Amini <reza.amini@amd.com>2017-02-03 14:19:41 -0500
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 17:14:12 -0400
commit67c3bd40b3b97cac40e01aaef712ccf4af5a48b1 (patch)
treef1a90befa89dd5420242403e8bd6fed6a06d7229 /drivers/gpu/drm/amd/display/dc/core/dc_sink.c
parentab8812a3861efd3d60a4079711f2d1b08b8af50e (diff)
drm/amd/display: handle unsupported sink types
Signed-off-by: Reza Amini <reza.amini@amd.com> Reviewed-by: Wesley Chalmers <Wesley.Chalmers@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_sink.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_sink.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
index 9dff0bfd5b23..0a805ea1159a 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_sink.c
@@ -53,6 +53,10 @@ static bool construct(struct sink *sink, const struct dc_sink_init_data *init_pa
struct core_link *core_link = DC_LINK_TO_LINK(init_params->link);
+ if (!core_link) {
+ return false;
+ }
+
sink->protected.public.sink_signal = init_params->sink_signal;
sink->protected.link = core_link;
sink->protected.ctx = core_link->ctx;