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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2019-10-04 13:22:51 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-10-04 19:04:05 +0300 |
| commit | 4f69851fbaa26b155330be35ce8ac393e93e7442 (patch) | |
| tree | 986759e104e9cac00e6628b4080abdf4630b9b39 /drivers/gpu/drm/lima/lima_device.c | |
| parent | ba2a1c8706151ac3234d2d020873feab498ab1bb (diff) | |
| download | linux-4f69851fbaa26b155330be35ce8ac393e93e7442.tar.xz | |
drm/i810: Prevent underflow in ioctl
The "used" variables here come from the user in the ioctl and it can be
negative. It could result in an out of bounds write.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191004102251.GC823@mwanda
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/lima/lima_device.c')
0 files changed, 0 insertions, 0 deletions