[PATCH 3/5] config: don't vivify invalid fields for coderepos

[Eric Wong <e@80x24.org>]

We don't need 404s for non-existent coderepos creating fake
(and invalid) entries.  I noticed this while working on
subsequent changes to support globbing in URLs.
---
 lib/PublicInbox/Config.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/PublicInbox/Config.pm b/lib/PublicInbox/Config.pm
index 6bebf790..33c59ec7 100644
--- a/lib/PublicInbox/Config.pm
+++ b/lib/PublicInbox/Config.pm
@@ -699,8 +699,8 @@ sub get_coderepo {
 	$self->{-coderepos}->{$nick} // do {
 		defined($self->{-cgit_scan_path}) ? do {
 			apply_cgit_scan_path($self);
-			$self->{-coderepos}->{$nick} =
-					fill_coderepo($self, $nick);
+			my $cr = fill_coderepo($self, $nick);
+			$cr ? ($self->{-coderepos}->{$nick} = $cr) : undef;
 		} : undef;
 	};
 }