call init_pack_revindex() lazily

This makes life much easier for next patch, as well as being more efficient
when the revindex is actually not used.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/pack-check.c b/pack-check.c
index f4898732dd..b99a9171c0 100644
--- a/pack-check.c
+++ b/pack-check.c
@@ -107,7 +107,6 @@ static void show_pack_info(struct packed_git *p)
 
 	nr_objects = p->num_objects;
 	memset(chain_histogram, 0, sizeof(chain_histogram));
-	init_pack_revindex();
 
 	for (i = 0; i < nr_objects; i++) {
 		const unsigned char *sha1;