Re: [PATCH 17/27] diff-lib: ensure full index

>
> From: Derrick Stolee <dstolee@microsoft.com>
>
> Before iterating over all cache entries, ensure that a sparse index is
> expanded to a full index to avoid unexpected behavior.
>
> Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
> ---
>  diff-lib.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/diff-lib.c b/diff-lib.c
> index b73cc1859a49..41d6fcec1a81 100644
> --- a/diff-lib.c
> +++ b/diff-lib.c
> @@ -102,6 +102,7 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
>
>         if (diff_unmerged_stage < 0)
>                 diff_unmerged_stage = 2;
> +
>         entries = istate->cache_nr;
>         for (i = 0; i < entries; i++) {
>                 unsigned int oldmode, newmode;