Forbid pattern maching characters in refnames.

diff --git a/refs.c b/refs.c
index 69858e48cbb036d382408678434051628e290e5b..7a2c56e64b8cea71a83217ba39e718234b96b876 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -313,7 +313,9 @@ int write_ref_sha1(const char *ref, int fd, const unsigned char *sha1)
 static inline int bad_ref_char(int ch)
 {
        return (((unsigned) ch) <= ' ' ||
-               ch == '~' || ch == '^' || ch == ':');
+               ch == '~' || ch == '^' || ch == ':' ||
+               /* 2.13 Pattern Matching Notation */
+               ch == '?' || ch == '*' || ch == '[');
 }
 
 int check_ref_format(const char *ref)