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
With REPLY_NEEDED, libvhost-user sends both the acutal result and an additional ACK reply for VHOST_USER_ADD_MEM_REG. This is incorrect, the spec mandates that it behave the same with and without REPLY_NEEDED because it always sends a reply. Fixes: ec94c8e621de96c50c2d381c8c9ec94f5beec7c1 Signed-off-by: Kevin Wolf <kwolf@redhat.com> Message-Id: <20220627134500.94842-4-kwolf@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>