net: veth: fix packet segmentation in veth_convert_skb_to_xdp_buff
authorLorenzo Bianconi <lorenzo@kernel.org>
Mon, 4 Dec 2023 15:01:48 +0000 (16:01 +0100)
committerJakub Kicinski <kuba@kernel.org>
Wed, 6 Dec 2023 03:24:26 +0000 (19:24 -0800)
commita61f46e1102545cf1fb5f19992288265362cefb0
tree7b00f3ad808a833f69c97698e9e0b479d55a63e4
parent3c91c909f13f0c32b0d54d75c3f798479b1a84f5
net: veth: fix packet segmentation in veth_convert_skb_to_xdp_buff

Based on the previous allocated packet, page_offset can be not null
in veth_convert_skb_to_xdp_buff routine.
Take into account page fragment offset during the skb paged area copy
in veth_convert_skb_to_xdp_buff().

Fixes: 2d0de67da51a ("net: veth: use newly added page pool API for veth with xdp")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Yunsheng Lin <linyunsheng@huawei.com>
Link: https://lore.kernel.org/r/eddfe549e7e626870071930964ac3c38a1dc8068.1701702000.git.lorenzo@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/veth.c