summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--sha1_name.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/sha1_name.c b/sha1_name.c
index 45b89d9df0..446cc62c4e 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -448,7 +448,10 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
if (len && str[len-1] == '}') {
for (at = len-4; at >= 0; at--) {
if (str[at] == '@' && str[at+1] == '{') {
- if (at == 0 && str[2] == '-') {
+ if (str[at+2] == '-') {
+ if (at != 0)
+ /* @{-N} not at start */
+ return -1;
nth_prior = 1;
continue;
}
@@ -497,10 +500,6 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
unsigned long co_time;
int co_tz, co_cnt;
- /* a @{-N} placed anywhere except the start is an error */
- if (str[at+2] == '-')
- return -1;
-
/* Is it asking for N-th entry, or approxidate? */
for (i = nth = 0; 0 <= nth && i < reflog_len; i++) {
char ch = str[at+2+i];