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| author | Qingqing Zhuo <qingqing.zhuo@amd.com> | 2020-12-09 18:04:04 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-01-13 23:42:45 -0500 |
| commit | 33fd9cb8a267937e0902ade4cdefd8a008c93e65 (patch) | |
| tree | 198d14611a6f1c5cc0f05297d53b0f7ba134dace /tools/perf/scripts/python/stackcollapse.py | |
| parent | drm/amd/display: 3.2.117 (diff) | |
| download | linux-33fd9cb8a267937e0902ade4cdefd8a008c93e65.tar.gz linux-33fd9cb8a267937e0902ade4cdefd8a008c93e65.zip | |
drm/amd/display: NULL pointer hang
[Why]
In dc_link_dp_set_test_pattern, we assume all pipes have a stream, which
can cause null pointer dereference.
[How]
Add a null pointer check before accessing stream.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions