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-rw-r--r--receive-pack.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/receive-pack.c b/receive-pack.c
index 06857eb..8f157bc 100644
--- a/receive-pack.c
+++ b/receive-pack.c
@@ -95,6 +95,10 @@ static int update(const char *name,
char new_hex[60], *old_hex, *lock_name;
int newfd, namelen, written;
+ if (!strncmp(name, "refs/", 5) && check_ref_format(name + 5))
+ return error("refusing to create funny ref '%s' locally",
+ name);
+
namelen = strlen(name);
lock_name = xmalloc(namelen + 10);
memcpy(lock_name, name, namelen);