filter-branch: Fix fatal error on bare repositories

diff --git a/sha1_name.c b/sha1_name.c
index c4fdaded01192f4ddb3c8956dd5d1f7b83606817..722fc35a6d98e1c260c6e14738ad3b2d41d924aa 100644 (file)
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -351,7 +351,10 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
                        else
                                nth = -1;
                }
-               if (0 <= nth)
+               if (100000000 <= nth) {
+                       at_time = nth;
+                       nth = -1;
+               } else if (0 <= nth)
                        at_time = 0;
                else {
                        char *tmp = xstrndup(str + at + 2, reflog_len);