html/show.tmpl: Fix Perl warning

Fix 'Argument "" isn't numeric in numeric gt (>)' warning.

diff --git a/templates/html/show.tmpl b/templates/html/show.tmpl
index 9738e7caa3f07af95ed6e2bb8452416f31120d9b..f18efe5c9ca13eb7b5c9dc64d95c2e38a896cd1b 100644 (file)
--- a/templates/html/show.tmpl
+++ b/templates/html/show.tmpl
@@ -265,7 +265,7 @@
         [% ' [' _ a.arch_str _ ']' IF a.arch_str %]</dt>
       [%- IF !t.is_old_pkgs -%]
         [% PROCESS desc_i18n_dd no_end_tag=1 trans_desc=a.trans_desc desc=a.desc -%]
-        [%- IF a.providers.pkgs.size > 0 -%]
+        [%- IF a.providers.pkgs && a.providers.pkgs.size > 0 -%]
          [% IF a.providers.also;
                '<br>' _ g('also a virtual package provided by');
             ELSE;