date.c: Fix off by one error in object-header date parsing

It is perfectly OK for a valid decimal integer to begin with '9' but
116eb3a (parse_date(): allow ancient git-timestamp, 2012-02-02) did
not express the range correctly.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/date.c b/date.c
index bf8e088e6aec6278ec4be054732e517ce3abaafc..67b3d66f66e6a6fe9938bae53baa7812d60f5a12 100644 (file)
--- a/date.c
+++ b/date.c
@@ -595,7 +595,7 @@ static int match_object_header_date(const char *date, unsigned long *timestamp,
        unsigned long stamp;
        int ofs;
 
-       if (*date < '0' || '9' <= *date)
+       if (*date < '0' || '9' < *date)
                return -1;
        stamp = strtoul(date, &end, 10);
        if (*end != ' ' || stamp == ULONG_MAX || (end[1] != '+' && end[1] != '-'))