common: fix max-age header value

Invalid since introduction in commit v1.5-22-g423d297ed8 (2013-07-17)
[htaccess: set max-age for plp to a day].

diff --git a/common.inc.plp b/common.inc.plp
index 02821bbd4d284977df0d022d271f14dd834b766e..4c7fbb956e54e9351411a20ff989f81c5d814aac 100644 (file)
--- a/common.inc.plp
+++ b/common.inc.plp
@@ -101,7 +101,7 @@ sub Html {
                        (grep { /\bShiar_/ } values %INC),
                        $meta->{data} ? @{ $meta->{data} } : (),
                );
-               $header{'Cache-Control'} = sprintf 'max-age: ', 24*60*60;
+               $header{'Cache-Control'} = 'max-age='.(24*60*60);
        }
 
        # default fallbacks