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| author | Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2018-10-13 12:56:54 +0200 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2018-10-16 14:57:06 +0200 |
| commit | 4eda776c3cefcb1f01b2d85bd8753f67606282b5 (patch) | |
| tree | 712485ccc7c8350582caf4bda7fdbb5aed4707f7 /drivers/gpu/drm/drm_syncobj.c | |
| parent | drm: add flags to drm_syncobj_find_fence (diff) | |
| download | linux-4eda776c3cefcb1f01b2d85bd8753f67606282b5.tar.xz linux-4eda776c3cefcb1f01b2d85bd8753f67606282b5.zip | |
drm/rockchip: psr: do not dereference encoder before it is null checked.
'encoder' is dereferenced before it is null sanity checked, hence we
potentially have a null pointer dereference bug. Instead, initialise
drm_drv from encoder->dev->dev_private after we are sure 'encoder' is
not null.
Fixes: 5182c1a556d7f ("drm/rockchip: add an common abstracted PSR driver")
Cc: stable@vger.kernel.org
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20181013105654.11827-1-enric.balletbo@collabora.com
Diffstat (limited to 'drivers/gpu/drm/drm_syncobj.c')
0 files changed, 0 insertions, 0 deletions