receive-pack: plug memory leak in fast-forward checking code.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/receive-pack.c b/receive-pack.c
index a6ec9f900d6ff57d6123dbd599e63324c642a79c..ea2dbd4e3398ca90823dcd453cbb52c5dcea135c 100644 (file)
--- a/receive-pack.c
+++ b/receive-pack.c
@@ -131,17 +131,18 @@ static int update(struct command *cmd)
        }
        if (deny_non_fast_forwards && !is_null_sha1(old_sha1)) {
                struct commit *old_commit, *new_commit;
-               struct commit_list *bases;
+               struct commit_list *bases, *ent;
 
                old_commit = (struct commit *)parse_object(old_sha1);
                new_commit = (struct commit *)parse_object(new_sha1);
-               for (bases = get_merge_bases(old_commit, new_commit, 1);
-                               bases; bases = bases->next)
-                       if (!hashcmp(old_sha1, bases->item->object.sha1))
+               bases = get_merge_bases(old_commit, new_commit, 1);
+               for (ent = bases; ent; ent = ent->next)
+                       if (!hashcmp(old_sha1, ent->item->object.sha1))
                                break;
-               if (!bases)
+               free_commit_list(bases);
+               if (!ent)
                        return error("denying non-fast forward;"
-                                       " you should pull first");
+                                    " you should pull first");
        }
        safe_create_leading_directories(lock_name);