ids.cgi: Remove newly added provider if the rules could not be

downloaded.

When adding a new provider and in case the rules file or tarball can not
be downloaded, the provider remains as configured.

To avoid that, the provider needs to be removed again.

Signed-off-by: Stefan Schantl <stefan.schantl@ipfire.org>

html/cgi-bin/ids.cgi

@@ -805,6 +805,9 @@ if ($cgiparams{'RULESET'} eq $Lang::tr{'ids apply'}) {
 
 				# Perform a reload of the page.
 				&reload();
+			} else {
+				# Remove the configured provider again.
+				&remove_provider($id);
 			}
 		}