config: use git_config_parse_key() in git_config_parse_parameter()

diff --git a/parse-options-cb.c b/parse-options-cb.c
index 2d875202cd8c8164b6604ea889ee633424fe3b55..16818830e97e099286f3aa259378de1b8e9fc322 100644 (file)
--- a/parse-options-cb.c
+++ b/parse-options-cb.c
@@ -149,7 +149,7 @@ int parse_opt_string_list(const struct option *opt, const char *arg, int unset)
        if (!arg)
                return -1;
 
-       string_list_append(v, xstrdup(arg));
+       string_list_append(v, arg);
        return 0;
 }
 
@@ -199,8 +199,7 @@ int parse_opt_passthru(const struct option *opt, const char *arg, int unset)
        if (recreate_opt(&sb, opt, arg, unset) < 0)
                return -1;
 
-       if (*opt_value)
-               free(*opt_value);
+       free(*opt_value);
 
        *opt_value = strbuf_detach(&sb, NULL);