inboxwritable: drop git_dir_n sub

There's only one caller, unlikely to be any more, and
should be harmless to open code.

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/PublicInbox/V2Writable.pm b/lib/PublicInbox/V2Writable.pm
index 7b8b5abf..3e3b275f 100644
--- a/lib/PublicInbox/V2Writable.pm
+++ b/lib/PublicInbox/V2Writable.pm
@@ -1091,8 +1091,9 @@ sub sync_prepare ($$) {
         if ($sync->{max_size} = $sync->{-opt}->{max_size}) {
                 $sync->{index_oid} = $self->can('index_oid');
         }
+        my $git_pfx = "$sync->{ibx}->{inboxdir}/git";
         for (my $i = $sync->{epoch_max}; $i >= 0; $i--) {
-                my $git_dir = $sync->{ibx}->git_dir_n($i);
+                my $git_dir = "$git_pfx/$i.git";
                 -d $git_dir or next; # missing epochs are fine
                 my $git = PublicInbox::Git->new($git_dir);
                 my $unit = { git => $git, epoch => $i };