Re: [PATCH v2] i2c: don't pass 0 nmsgs to i2c_transfer

[Pavel Skripkin <paskripkin@xxxxxxxxx>]

On 12/31/21 01:20, Wolfram Sang wrote:
> > -		if (rdwr_arg.nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
> > +		if (!rdwr_arg.nmsgs || rdwr_arg.nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
> >  			return -EINVAL;
>
> Shouldn't we check the msgs pointer as well while we are here? Like in
> the non-compat IOCTL code:
>
> 443  if (!rdwr_arg.msgs || rdwr_arg.nmsgs == 0)
> 444          return -EINVAL;

Sure! Will prepare v2, thanks for review


With regards,
Pavel Skripkin