sub DelSubscription {
my ($subscriptionid) = @_;
my $dbh = C4::Context->dbh;
- $subscriptionid = $dbh->quote($subscriptionid);
- $dbh->do("DELETE FROM subscription WHERE subscriptionid=$subscriptionid");
- $dbh->do("DELETE FROM subscriptionhistory WHERE subscriptionid=$subscriptionid");
- $dbh->do("DELETE FROM serial WHERE subscriptionid=$subscriptionid");
+ $dbh->do("DELETE FROM subscription WHERE subscriptionid=?", undef, $subscriptionid);
+ $dbh->do("DELETE FROM subscriptionhistory WHERE subscriptionid=?", undef, $subscriptionid);
+ $dbh->do("DELETE FROM serial WHERE subscriptionid=?", undef, $subscriptionid);
my $afs = Koha::AdditionalField->all({tablename => 'subscription'});
foreach my $af (@$afs) {