Re: [patch] [media] av7110: make array offset unsigned

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On 01/06/2011 08:41 PM, Dan Carpenter wrote:
> In the CA_GET_SLOT_INFO ioctl, we only check whether "num" is too large,
> but we don't check if it's negative.
> 
> drivers/media/dvb/ttpci/av7110_ca.c
>    278		ca_slot_info_t *info=(ca_slot_info_t *)parg;
>    279
>    280		if (info->num > 1)
>    281			return -EINVAL;
>    282		av7110->ci_slot[info->num].num = info->num;
> 
> Let's just make it unsigned.
> 
> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>

Nack. You're changing an interface to userspace. Please add a check to
av7110_ca.c instead.

Regards,
Andreas
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