tipc: eliminate unnecessary skb expansion during retransmission
authorJon Maloy <jon.maloy@ericsson.com>
Tue, 25 Jun 2019 16:08:13 +0000 (18:08 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 25 Jun 2019 20:40:23 +0000 (13:40 -0700)
commit20c67312946dd0e152f6c65d6fa93c1b0eedcd80
tree7bf66dd17e8cc214fc28c5cae4b475792b17b521
parent77cf8edbc0e7db6d68d1a49cf954849fb92cfa7c
tipc: eliminate unnecessary skb expansion during retransmission

We increase the allocated headroom for the buffer copies to be
retransmitted. This eliminates the need for the lower stack levels
(UDP/IP/L2) to expand the headroom in order to add their own headers.

Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/tipc/link.c