mw-to-git: check blank credential attributes via length

diff --git a/contrib/mw-to-git/git-remote-mediawiki b/contrib/mw-to-git/git-remote-mediawiki
index accd70a94c82b425039b55afdf7b4b8761e7faba..b06f27b9211567a96b9ffb9135e26ce56373622e 100755 (executable)
--- a/contrib/mw-to-git/git-remote-mediawiki
+++ b/contrib/mw-to-git/git-remote-mediawiki
@@ -207,7 +207,7 @@ sub credential_write {
        my $credential = shift;
        my $writer = shift;
        while (my ($key, $value) = each(%$credential) ) {
-               if ($value) {
+               if (length $value) {
                        print $writer "$key=$value\n";
                }
        }