Chen Qun c0e69b781c virtio: bugfix: check the value of caches before accessing it
Vring caches may be NULL in check_vring_avail_num() if
virtio_reset() is called at the same time, such as when
the virtual machine starts.
So check it before accessing it in vring_avail_idx().

Signed-off-by: Jinhua Cao <caojinhua1@huawei.com>
2022-03-19 14:42:32 +08:00
2019-11-06 19:50:55 +08:00
2019-09-30 11:15:46 -04:00
2019-09-30 11:15:46 -04:00
2022-03-19 14:31:23 +08:00
Description
No description provided
401 MiB
Languages
Markdown 100%