On Fri, Dec 31, 2021 at 01:47:50AM +0300, Pavel Skripkin wrote:
> Wrong user data may cause warning in i2c_transfer(), ex: zero msgs.
> Userspace should not be able to trigger warnings, so this patch adds
> validation checks for user data in compact ioctl to prevent reported
> warnings
>
> Reported-and-tested-by: syzbot+e417648b303855b91d8a@xxxxxxxxxxxxxxxxxxxxxxxxx
> Fixes: 7d5cb45655f2 ("i2c compat ioctls: move to ->compat_ioctl()")
> Signed-off-by: Pavel Skripkin <paskripkin@xxxxxxxxx>
Applied to for-current, thanks!
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