Michael Haggerty <mhagger <at> alum.mit.edu> writes:
...
> -static int parse_dirstat_params(struct diff_options *options, const char ...
> +static int parse_dirstat_params(struct diff_options *options, const char ...
> struct strbuf *errmsg)
> {
> - const char *p = params;
> - int p_len, ret = 0;
> + char *params_copy = xstrdup(params_string);
> + struct string_list params = STRING_LIST_INIT_NODUP;
> + int ret = 0;
> + int i;
>
> - while (*p) {
> - p_len = strchrnul(p, ',') - p;
> - if (!memcmp(p, "changes", p_len)) {
> + if (*params_copy)
params_copy is set to the value returned by xstrdup, which cannot be NULL.
This check can be removed and if params_string can be NULL, it should be
checked before being passed to xstrdup.
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