setup: drop repository_format_version global

Nobody reads this anymore, and they're not likely to; the
interesting thing is whether or not we passed
check_repository_format(), and possibly the individual
"extension" variables.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/setup.c b/setup.c
index fbe7ec1..1314c17 100644
--- a/setup.c
+++ b/setup.c
@@ -428,7 +428,6 @@ static int check_repository_format_gently(const char *gitdir, int *nongit_ok)
 		die("%s", err.buf);
 	}
 
-	repository_format_version = candidate.version;
 	repository_format_precious_objects = candidate.precious_objects;
 	string_list_clear(&candidate.unknown_extensions, 0);
 	if (!has_common) {