Re: [PATCH 3/5] check-ref-format: Abolish leak of collapsed refname

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On 11/04/2016 08:13 PM, Ian Jackson wrote:
> collapse_slashes always returns a value from xmallocz.
> 
> Right now this leak is not very interesting, since we only call
> check_one_ref_format once.
> 
> Signed-off-by: Ian Jackson <ijackson@xxxxxxxxxxxxxxxxxxxxxx>
> ---
>  builtin/check-ref-format.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/builtin/check-ref-format.c b/builtin/check-ref-format.c
> index f12c19c..020ebe8 100644
> --- a/builtin/check-ref-format.c
> +++ b/builtin/check-ref-format.c
> @@ -63,8 +63,10 @@ static int check_one_ref_format(const char *refname)
>  		: check_refname_format(refname, flags);
>  	if (got)
>  		return 1;

If the function returns via the line above, then the memory will still
be leaked.

> -	if (normalize)
> +	if (normalize) {
>  		printf("%s\n", refname);
> +		free((void*)refname);
> +	}
>  }
>  
>  int cmd_check_ref_format(int argc, const char **argv, const char *prefix)
> 

Michael




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