X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FMID.pm;h=d2bbaec71e9ef8b86b35d5f6e54e27da78b9d6fb;hb=95bdac7f09c69036efed537a4d03d5bdd2ae4eb6;hp=d7a42c38573b17111458ddccd32e821355f79b91;hpb=dc84f78e4b3c7f5c8384fbf5a6b538ac1826a604;p=public-inbox.git

diff --git a/lib/PublicInbox/MID.pm b/lib/PublicInbox/MID.pm
index d7a42c38..d2bbaec7 100644
--- a/lib/PublicInbox/MID.pm
+++ b/lib/PublicInbox/MID.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2015-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2015-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # Various Message-ID-related functions.
@@ -120,9 +120,7 @@ sub uniq_mids ($;$) {
 			warn "Message-ID: <$mid> too long, truncating\n";
 			$mid = substr($mid, 0, MAX_MID_SIZE);
 		}
-		next if $seen->{$mid};
-		push @ret, $mid;
-		$seen->{$mid} = 1;
+		push(@ret, $mid) unless $seen->{$mid}++;
 	}
 	\@ret;
 }