AddAnyPortMapping: check against NULL
this avoids a crash in strcasecmp by passing an empty protocol argument
@@ -598,7 +598,7 @@ AddAnyPortMapping(struct upnphttp * h, const char * action, const char * ns)
if(leaseduration == 0)
leaseduration = 604800;
- if (!int_ip || !ext_port || !int_port)
+ if (!int_ip || !ext_port || !int_port || !protocol)
{
ClearNameValueList(&data);
SoapError(h, 402, "Invalid Args");
