X-Git-Url: http://wagnertech.de/gitweb/gitweb.cgi/kivitendo-erp.git/blobdiff_plain/f54fd660afa7832f7793d602c7bb1738e9174a39..1a16973b266728b4ef9a388fb82abe236675f266:/SL/Form.pm

diff --git a/SL/Form.pm b/SL/Form.pm
index d68bc7152..355d60aef 100644
--- a/SL/Form.pm
+++ b/SL/Form.pm
@@ -1628,6 +1628,10 @@ sub check_exchangerate {
 
   my ($self, $myconfig, $currency, $transdate, $fld) = @_;
 
+  if ($fld !~/^buy|sell$/) {
+    $self->error('Fatal: check_exchangerate called with invalid buy/sell argument');
+  }
+
   unless ($transdate) {
     $main::lxdebug->leave_sub();
     return "";