fix segfault showing an empty remote

[git.git] / builtin-remote.c

diff --git a/builtin-remote.c b/builtin-remote.c
index 71abf68404f5b260ba96208717d89e50e778dd36..fda9a54a0c2f31b1071e4c401a3707375fc7a10d 100644 (file)
--- a/builtin-remote.c
+++ b/builtin-remote.c
@@ -299,11 +299,11 @@ static int get_push_ref_states(const struct ref *remote_refs,
                return 0;
 
        local_refs = get_local_heads();
-       ref = push_map = copy_ref_list(remote_refs);
-       while (ref->next)
-               ref = ref->next;
-       push_tail = &ref->next;
+       push_map = copy_ref_list(remote_refs);
 
+       push_tail = &push_map;
+       while (*push_tail)
+               push_tail = &((*push_tail)->next);
        match_refs(local_refs, push_map, &push_tail, remote->push_refspec_nr,
                   remote->push_refspec, MATCH_REFS_NONE);