dp8393x: switch to use qemu_receive_packet() for loopback packet
commit331d2ac9ea307c990dc86e6493e8f0c48d14bb33
authorJason Wang <jasowang@redhat.com>
Wed, 24 Feb 2021 04:57:40 +0000 (24 12:57 +0800)
committerJason Wang <jasowang@redhat.com>
Mon, 15 Mar 2021 08:41:22 +0000 (15 16:41 +0800)
tree53391ca6860c35f15d40711d9413af6418ea0a6e
parent1caff0340f49c93d535c6558a5138d20d475315c
dp8393x: switch to use qemu_receive_packet() for loopback packet

This patch switches to use qemu_receive_packet() which can detect
reentrancy and return early.

This is intended to address CVE-2021-3416.

Cc: Prasad J Pandit <ppandit@redhat.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com
Signed-off-by: Jason Wang <jasowang@redhat.com>
hw/net/dp8393x.c