(ensure_files_are_installed) do not popup if we've no packages to instal

(backported from trunk)

1 files changed, 1 insertions, 0 deletions

diff --git a/perl-install/do_pkgs.pm b/perl-install/do_pkgs.pm
index f5c73fd88..0ae616814 100644
--- a/perl-install/do_pkgs.pm
+++ b/perl-install/do_pkgs.pm
@@ -73,6 +73,7 @@ sub ensure_files_are_installed {
     my ($do, $pkgs, $b_auto) = @_;
 
     my @not_installed = map { my ($package, $file) = @$_; if_(!-e "$::prefix$file", $package) } @$pkgs;
+    return if !@not_installed;
 
     $do->in->ask_okcancel(N("Warning"), N("The following packages need to be installed:\n") . join(', ', @not_installed), 1)
 	  or return if !$b_auto && $do->in;