Refuse to create funny refs in clone-pack, git-fetch and receive-pack.

[git.git] / clone-pack.c

diff --git a/clone-pack.c b/clone-pack.c
index c102ca8..48bee96 100644 (file)
--- a/clone-pack.c
+++ b/clone-pack.c
@@ -34,6 +34,12 @@ static void write_one_ref(struct ref *ref)
        int fd;
        char *hex;
 
+       if (!strncmp(ref->name, "refs/", 5) &&
+           check_ref_format(ref->name + 5)) {
+               error("refusing to create funny ref '%s' locally", ref->name);
+               return;
+       }
+
        if (safe_create_leading_directories(path))
                die("unable to create leading directory for %s", ref->name);
        fd = open(path, O_CREAT | O_EXCL | O_WRONLY, 0666);