Kristian Hoffmann:

Attached is a (trivial) patch to fix a reference to an undefined variable
'IPROUTE2_SOURCE_URL' that prevents the source from being downloaded
correctly.

package/iproute2/iproute2.mk

@@ -13,7 +13,7 @@ IPROUTE2_BINARY:=tc/tc
 IPROUTE2_TARGET_BINARY:=sbin/tc
 
 $(DL_DIR)/$(IPROUTE2_SOURCE):
-	$(WGET) -P $(DL_DIR) $(IPROUTE2_SOURCE_URL)$(IPROUTE2_SOURCE)
+	$(WGET) -P $(DL_DIR) $(IPROUTE2_SITE)$(IPROUTE2_SOURCE)
 
 $(IPROUTE2_DIR)/.unpacked: $(DL_DIR)/$(IPROUTE2_SOURCE)
 	$(IPROUTE2_CAT) $(DL_DIR)/$(IPROUTE2_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -