Ensure we set parameter type correctly

When allocating a new virTypedParameter array we were forgetting
to initialize the parameter type, causing non-deterministic
failures

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>

typedparams.go

@@ -219,11 +219,27 @@ func typedParamsPackNew(infomap map[string]typedParamsFieldInfo) (*[]C.virTypedP
 		if value.sl != nil {
 			for i := 0; i < len(*value.sl); i++ {
 				cparam := &cparams[nparams]
+				cparam._type = C.VIR_TYPED_PARAM_STRING
 				C.memcpy(unsafe.Pointer(&cparam.field[0]), unsafe.Pointer(cfield), C.size_t(clen))
 				nparams++
 			}
 		} else {
 			cparam := &cparams[nparams]
+			if value.i != nil {
+				cparam._type = C.VIR_TYPED_PARAM_INT
+			} else if value.ui != nil {
+				cparam._type = C.VIR_TYPED_PARAM_UINT
+			} else if value.l != nil {
+				cparam._type = C.VIR_TYPED_PARAM_LLONG
+			} else if value.ul != nil {
+				cparam._type = C.VIR_TYPED_PARAM_ULLONG
+			} else if value.b != nil {
+				cparam._type = C.VIR_TYPED_PARAM_BOOLEAN
+			} else if value.d != nil {
+				cparam._type = C.VIR_TYPED_PARAM_DOUBLE
+			} else if value.s != nil {
+				cparam._type = C.VIR_TYPED_PARAM_STRING
+			}
 			C.memcpy(unsafe.Pointer(&cparam.field[0]), unsafe.Pointer(cfield), C.size_t(clen))
 			nparams++
 		}