Re: [PATCH 1/1] nfsmount: Fixed parsing error in the nfsmount.conf code.

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On 03/05/2012 07:13 PM, Steve Dickson wrote:
> When the options where prefixed with spaces (instead of tabs)
> the second option in the list was missed to so a miscalculation
> the the nfsmount.conf parsing code.
> 
> Signed-off-by: Steve Dickson <steved@xxxxxxxxxx>
Committed....

steved.

> ---
>  support/nfs/conffile.c |   19 ++++++-------------
>  1 files changed, 6 insertions(+), 13 deletions(-)
> 
> diff --git a/support/nfs/conffile.c b/support/nfs/conffile.c
> index 3990578..2f1e235 100644
> --- a/support/nfs/conffile.c
> +++ b/support/nfs/conffile.c
> @@ -211,7 +211,7 @@ static void
>  conf_parse_line(int trans, char *line, size_t sz)
>  {
>  	char *val, *ptr;
> -	size_t i;
> +	size_t i, valsize;
>  	size_t j;
>  	static char *section = 0;
>  	static char *arg = 0;
> @@ -298,23 +298,16 @@ conf_parse_line(int trans, char *line, size_t sz)
>  			}
>  			line[strcspn (line, " \t=")] = '\0';
>  			val = line + i + 1 + strspn (line + i + 1, " \t");
> +			valsize = 0;
> +			while (val[valsize++]);
>  
> -			/* Skip trailing comments, if any */
> -			for (j = 0; j < sz - (val - line); j++) {
> -				if (val[j] == '#' || val[j] == ';') {
> +			/* Skip trailing spaces and comments */
> +			for (j = 0; j < valsize; j++) {
> +				if (val[j] == '#' || val[j] == ';' || isspace(val[j])) {
>  					val[j] = '\0';
>  					break;
>  				}
>  			}
> -
> -			/* Skip trailing whitespace, if any */
> -			for (j--; j > 0; j--) {
> -				if (isspace(val[j]))
> -					val[j] = '\0';
> -				else 
> -					break;
> -			}
> -
>  			/* XXX Perhaps should we not ignore errors?  */
>  			conf_set(trans, section, arg, line, val, 0, 0);
>  			return;
--
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