Re: [PATCH] Avoid segfault in diff --stat rename output.

Sean <seanlkml@sympatico.ca> writes:

> Signed-off-by: Sean Estabrooks <seanlkml@sympatico.ca>
> ---
>  diff.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/diff.c b/diff.c
> index 7f35e59..a7bb9b9 100644
> --- a/diff.c
> +++ b/diff.c
> @@ -237,7 +237,7 @@ static char *pprint_rename(const char *a
>  		if (a_midlen < 0) a_midlen = 0;
>  		if (b_midlen < 0) b_midlen = 0;
>  
> -		name = xmalloc(len_a + len_b - pfx_length - sfx_length + 7);
> +		name = xmalloc(pfx_length + a_midlen + b_midlen + sfx_length + 7);
>  		sprintf(name, "%.*s{%.*s => %.*s}%s",

Obviously correct given what the sprintf() that immediately
follows does.  Sheesh, what was I smoking back then.  *BLUSH*

Thanks.

-
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