tree bb23342c2dc40a67c7b1af6a3ad5f2f59a248452
parent 0e3daa6491699640b9efc321d61310aee9a809d5
author Rusty Russell <rusty@rustcorp.com.au> 1350393975 +1030
committer Rusty Russell <rusty@rustcorp.com.au> 1355806236 +1030

virtio: rpmsg: make it clear that virtqueue_add_buf() no longer returns > 0

We simplified virtqueue_add_buf(), make it clear in the callers.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>