vhost-user: cleanup msg size math

We are sending msg fields, use sizeof on these
and not on local variables which happen to
have a matching type.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2015-10-22 22:33:39 +03:00
parent 86abad0fed
commit 7fc0246c07

View file

@ -281,7 +281,7 @@ static int vhost_user_set_vring_addr(struct vhost_dev *dev,
.request = VHOST_USER_SET_VRING_ADDR,
.flags = VHOST_USER_VERSION,
.payload.addr = *addr,
.size = sizeof(*addr),
.size = sizeof(msg.payload.addr),
};
vhost_user_write(dev, &msg, NULL, 0);
@ -304,7 +304,7 @@ static int vhost_set_vring(struct vhost_dev *dev,
.request = request,
.flags = VHOST_USER_VERSION,
.payload.state = *ring,
.size = sizeof(*ring),
.size = sizeof(msg.payload.state),
};
vhost_user_write(dev, &msg, NULL, 0);
@ -346,7 +346,7 @@ static int vhost_user_get_vring_base(struct vhost_dev *dev,
.request = VHOST_USER_GET_VRING_BASE,
.flags = VHOST_USER_VERSION,
.payload.state = *ring,
.size = sizeof(*ring),
.size = sizeof(msg.payload.state),
};
vhost_user_write(dev, &msg, NULL, 0);