diff options
-rw-r--r-- | sha1_name.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sha1_name.c b/sha1_name.c index 75a5a7e96f..c4fdaded01 100644 --- a/sha1_name.c +++ b/sha1_name.c @@ -309,7 +309,7 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1) /* basic@{time or number} format to query ref-log */ reflog_len = at = 0; - if (str[len-1] == '}') { + if (len && str[len-1] == '}') { for (at = 0; at < len - 1; at++) { if (str[at] == '@' && str[at+1] == '{') { reflog_len = (len-1) - (at+2); |