libvhost-user: Fix VHOST_USER_ADD_MEM_REG reply
commit7f27d20ded2f480f3e66d03f90ea71507b834276
authorKevin Wolf <kwolf@redhat.com>
Mon, 27 Jun 2022 13:45:00 +0000 (27 15:45 +0200)
committerMichael S. Tsirkin <mst@redhat.com>
Mon, 27 Jun 2022 22:53:18 +0000 (27 18:53 -0400)
treefae3c9c8c6bcd038a58255b7fb8c940bb3b5d0ce
parent69a5daec06f423843ce1bb9be5fb049314996f78
libvhost-user: Fix VHOST_USER_ADD_MEM_REG reply

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>
subprojects/libvhost-user/libvhost-user.c