On Mon, 25 Apr 2005 14:15:05 -0500 (CDT)
Asim Shankar [off-list ref] wrote:

htb_enqueue(): Free skb and return NET_XMIT_DROP if a packet is destined 
for the direct_queue but the direct_queue is full. (Before patch: 
Erroneously returned NET_XMIT_SUCCESS even though packet was not enqueued)

Signed-off-by: Asim Shankar <redacted>

Your patch is mangled by your email client.  The non-changing lines
in the patch have two leading spaces, which is wrong.  So the patch
will not apply.