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authorJason Wang <jasowang@redhat.com>2019-04-09 12:10:25 +0800
committerDavid S. Miller <davem@davemloft.net>2019-04-10 22:45:38 -0700
commit813dbeb656d6c90266f251d8bd2b02d445afa63f (patch)
tree24909b6cd09af83979b11b7e7b6f5b7cc2d2ba35 /net/tipc
parentb4f47f3848eb70986f75d06112af7b48b7f5f462 (diff)
downloadlinux-813dbeb656d6c90266f251d8bd2b02d445afa63f.tar.bz2
vhost: reject zero size iova range
We used to accept zero size iova range which will lead a infinite loop in translate_desc(). Fixing this by failing the request in this case. Reported-by: syzbot+d21e6e297322a900c128@syzkaller.appspotmail.com Fixes: 6b1e6cc7 ("vhost: new device IOTLB API") Signed-off-by: Jason Wang <jasowang@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
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