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authorCorbin McElhanney <corbin.mcelhanney@amd.com>2017-08-03 18:29:42 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 18:16:23 -0400
commit5aa72db72ccc08c2d3d3e4b0a285bab932db5132 (patch)
tree447ecfb2744b79da8a6fa9f5061cd901ea8ae21a
parentcbb4d72e290df8fedc764c7abb823cae938a45aa (diff)
drm/amd/display: Fix accessing freed memory
Signed-off-by: Corbin McElhanney <corbin.mcelhanney@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index f305780c36ce..b69a726717d9 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1714,8 +1714,11 @@ void dc_update_planes_and_stream(struct dc *dc,
}
if (core_dc->current_context != context) {
- dc_release_validate_context(core_dc->current_context);
+ struct validate_context *old = core_dc->current_context;
+
core_dc->current_context = context;
+ dc_release_validate_context(old);
+
}
return;