change `git_config()` return value to void

diff --git a/builtin/push.c b/builtin/push.c
index cd6c1646a5fa4009664f5c96a38d7c8df3fcd467..f50e3d5e77db6842ff3450560aad330f6a4bd91d 100644 (file)
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -58,7 +58,7 @@ static const char *map_refspec(const char *ref,
        }
 
        if (push_default == PUSH_DEFAULT_UPSTREAM &&
-           !prefixcmp(matched->name, "refs/heads/")) {
+           starts_with(matched->name, "refs/heads/")) {
                struct branch *branch = branch_get(matched->name + 11);
                if (branch->merge_nr == 1 && branch->merge[0]->src) {
                        struct strbuf buf = STRBUF_INIT;
@@ -127,11 +127,10 @@ static NORETURN int die_push_simple(struct branch *branch, struct remote *remote
         * them the big ugly fully qualified ref.
         */
        const char *advice_maybe = "";
-       const char *short_upstream =
-               skip_prefix(branch->merge[0]->src, "refs/heads/");
+       const char *short_upstream = branch->merge[0]->src;
+
+       skip_prefix(short_upstream, "refs/heads/", &short_upstream);
 
-       if (!short_upstream)
-               short_upstream = branch->merge[0]->src;
        /*
         * Don't show advice for people who explicitly set
         * push.default.