rev-parse: Identify short sha1 sums correctly.

find_short_packed_object was not loading the pack index files.
Teach it to do so.

Signed-off-by: James Bowes <jbowes@dangerouslyinc.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/sha1_name.c b/sha1_name.c
index 8dfceb2d7fc769c554e4b2d59cd41e7b04973533..7df01af78805686572e32d5ade1460fc925a9a71 100644 (file)
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -76,8 +76,11 @@ static int find_short_packed_object(int len, const unsigned char *match, unsigne
 
        prepare_packed_git();
        for (p = packed_git; p && found < 2; p = p->next) {
-               uint32_t num = p->num_objects;
-               uint32_t first = 0, last = num;
+               uint32_t num, last;
+               uint32_t first = 0;
+               open_pack_index(p);
+               num = p->num_objects;
+               last = num;
                while (first < last) {
                        uint32_t mid = (first + last) / 2;
                        const unsigned char *now;