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| author | Chris Wilson <[email protected]> | 2016-06-20 18:53:33 +0000 |
|---|---|---|
| committer | Daniel Vetter <[email protected]> | 2016-06-20 19:20:16 +0000 |
| commit | e4245ea898797f606cf2260c9c1970414b96af78 (patch) | |
| tree | 8b3538d0384afab78c6799f497f304f6bf07d7fb /drivers/gpu/drm/drm_auth.c | |
| parent | drm: fix send_vblank_event use-after-free error (diff) | |
| download | kernel-e4245ea898797f606cf2260c9c1970414b96af78.tar.gz kernel-e4245ea898797f606cf2260c9c1970414b96af78.zip | |
drm: Prevent NULL deref in drm_name_info()
If a driver does not have a parent, or never sets the unique name for
itself, then we may proceed to chase a NULL dereference through
debugfs/.../name.
Testcase: igt/vgem_basic/debugfs
Signed-off-by: Chris Wilson <[email protected]>
Cc: Daniel Vetter <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>
Link: http://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'drivers/gpu/drm/drm_auth.c')
0 files changed, 0 insertions, 0 deletions