Re: [PATCH v2 17/51] do_for_each_ref(): correctly terminate while processesing extra_refs

> From: Michael Haggerty <mhagger@alum.mit.edu>
>
> If the user-supplied function returns a nonzero value while processing
> extra_refs, terminate without processing the rest of the list.
>
> This probably has no practical importance, but makes the handling of
> extra_refs a little bit more consistent with the handling of other
> refs.
>
> Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
> ---
>  refs.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/refs.c b/refs.c
> index 579e4c3..fb6fe84 100644
> --- a/refs.c
> +++ b/refs.c
> @@ -711,8 +711,11 @@ static int do_for_each_ref(const char *submodule, const char *base, each_ref_fn
>  
>  	struct ref_array *extra = &extra_refs;
>  
> -	for (i = 0; i < extra->nr; i++)
> +	for (i = 0; i < extra->nr; i++) {
>  		retval = do_one_ref(base, fn, trim, flags, cb_data, extra->refs[i]);
> +		if (retval)
> +			goto end_each;
> +	}