diff options
| author | Mark Brown <broonie@kernel.org> | 2018-07-05 11:05:54 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-07-05 11:05:54 +0100 |
| commit | 0ea97d66df2a8b85698823b4d55d798a7870d7b5 (patch) | |
| tree | e4f36af1342ebcbcb5878e66b1e72661b6f2ca1d /drivers/media/v4l2-core/v4l2-compat-ioctl32.c | |
| parent | eed41b9f413f40183095d27ffc94fb942fe18bb6 (diff) | |
| parent | 6183a1afdd2fb1c994e95af9d6db45f157241a04 (diff) | |
Merge branch 'linux-linaro-lsk-v4.14' into linux-linaro-lsk-v4.14-rtlsk-v4.14-18.07-rt
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-compat-ioctl32.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index 6730fd08ef03..e159dfc21279 100644 --- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c +++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c @@ -871,7 +871,7 @@ static int put_v4l2_ext_controls32(struct file *file, get_user(kcontrols, &kp->controls)) return -EFAULT; - if (!count) + if (!count || count > (U32_MAX/sizeof(*ucontrols))) return 0; if (get_user(p, &up->controls)) return -EFAULT; |