From: "Michael S. Tsirkin" <[email protected]> Date: Tue, 25 Jun 2013 17:29:46 +0300
> vhost_net_ubuf_put_and_wait has a confusing name: > it will actually also free it's argument. > Thus since commit 1280c27f8e29acf4af2da914e80ec27c3dbd5c01 > "vhost-net: flush outstanding DMAs on memory change" > vhost_net_flush tries to use the argument after passing it > to vhost_net_ubuf_put_and_wait, this results > in use after free. > To fix, don't free the argument in vhost_net_ubuf_put_and_wait, > add an new API for callers that want to free ubufs. > > Acked-by: Asias He <[email protected]> > Acked-by: Jason Wang <[email protected]> > Signed-off-by: Michael S. Tsirkin <[email protected]> This doesn't apply cleanly to the 'net' tree, please fix this up and resubmit. Thanks. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
