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-rw-r--r--lib/PublicInbox/MboxGz.pm6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/PublicInbox/MboxGz.pm b/lib/PublicInbox/MboxGz.pm
index 533d2ff1..90e69c09 100644
--- a/lib/PublicInbox/MboxGz.pm
+++ b/lib/PublicInbox/MboxGz.pm
@@ -1,7 +1,7 @@
 # Copyright (C) all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 package PublicInbox::MboxGz;
-use strict;
+use v5.12;
 use parent 'PublicInbox::GzipFilter';
 use PublicInbox::Eml;
 use PublicInbox::Hval qw/to_filename/;
@@ -13,8 +13,8 @@ sub async_next ($) {
         my ($http) = @_; # PublicInbox::HTTP
         my $ctx = $http->{forward} or return;
         eval {
-                $ctx->{smsg} = $ctx->{cb}->($ctx) or return $ctx->close;
-                $ctx->smsg_blob($ctx->{smsg});
+                my $smsg = $ctx->{cb}->($ctx, $http) // return $ctx->close;
+                $smsg and $ctx->smsg_blob($ctx->{smsg} = $smsg);
         };
         warn "E: $@" if $@;
 }