[linux-dvb] Asys P7131 Hybrid: DVB out of range

[Manu Abraham]

Hi Obi,

Andreas Oberritter wrote:

> The strtol() function returns the result of the conversion, unless the
> value would underflow or overflow.  If an  underflow  occurs,  strtol()
> returns  LONG_MIN.   If  an overflow occurs, strtol() returns LONG_MAX.
> In both cases, errno is set to ERANGE.  Precisely the  same  holds  for
> strtoll()  (with  LLONG_MIN  and  LLONG_MAX  instead  of  LONG_MIN  and
> LONG_MAX).
> 
> My conclusion: Your channels.conf contains invalid frequency values.
> Tzap uses strtol() to parse those values and returns LONG_MAX.
> 
> The error could be reported to the user by applying the attached patch.
> 
> Regards,
> Andreas
>

Can you please apply it to the dvb-apps tree ?

Regards,
Manu


> 
> ------------------------------------------------------------------------
> 
> diff -r 1923f74d97ae util/szap/azap.c
> --- a/util/szap/azap.c	Wed Jun 27 19:46:43 2007 +0200
> +++ b/util/szap/azap.c	Thu Sep 06 02:47:52 2007 +0200
> @@ -104,6 +104,8 @@ int parse_int(int fd, int *val)
>  	};
>  
>  	*val = strtol(number, NULL, 10);
> +	if (errno == ERANGE)
> +		return -4;
>  
>  	return 0;
>  }
> diff -r 1923f74d97ae util/szap/tzap.c
> --- a/util/szap/tzap.c	Wed Jun 27 19:46:43 2007 +0200
> +++ b/util/szap/tzap.c	Thu Sep 06 02:47:52 2007 +0200
> @@ -180,6 +180,8 @@ int parse_int(int fd, int *val)
>  	};
>  
>  	*val = strtol(number, NULL, 10);
> +	if (errno == ERANGE)
> +		return -4;
>  
>  	return 0;
>  }
> 
> 
> ------------------------------------------------------------------------
> 
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