[NET_SCHED]: Revert "HTB: fix incorrect use of RB_EMPTY_NODE"

With commit 10fd48f237 [1] ,  RB_EMPTY_NODE
changed behaviour so it returns true when the node is empty as expected.
Hence Patrick McHardy's fix for sched_htb.c should be reverted.

Signed-off-by: Ismail Donmez <ismail@pardus.org.tr>
ACKed-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ismail Donmez 2006-10-03 13:49:10 -07:00 committed by David S. Miller
commit 81771b3b20