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| author | Giulio Benetti <[email protected]> | 2018-10-05 21:59:51 +0000 |
|---|---|---|
| committer | Maxime Ripard <[email protected]> | 2018-11-06 15:55:29 +0000 |
| commit | a8939766c75c06b5a0ab691ecbba9347e4e520cf (patch) | |
| tree | c7830416d61fb780ef9e8369b00ca1806043d180 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | drm/sun4i: tcon: fix check of tcon->panel null pointer (diff) | |
| download | kernel-a8939766c75c06b5a0ab691ecbba9347e4e520cf.tar.gz kernel-a8939766c75c06b5a0ab691ecbba9347e4e520cf.zip | |
drm/sun4i: tcon: prevent tcon->panel dereference if NULL
If tcon->panel pointer is NULL, trying to dereference from it
(i.e. tcon->panel->connector) will cause a null pointer dereference.
Add tcon->panel null pointer check before calling
sun4i_tcon0_mode_set_dithering().
Signed-off-by: Giulio Benetti <[email protected]>
Fixes: f11adcecbd5f ("drm/sun4i: tcon: Add dithering support for
RGB565/RGB666 LCD panels")
Reviewed-by: Chen-Yu Tsai <[email protected]>
Signed-off-by: Maxime Ripard <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions