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virtio_rng: use simplified virtqueue accessors.

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We never add buffers with input and output parts, so use the new accessors.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Reviewed-by: Asias He <asias@redhat.com>
This commit is contained in:
Rusty Russell 2013-03-20 15:44:29 +10:30
parent 9dc7b9e4d0
commit fb6aa6fcfe
1 changed files with 1 additions and 1 deletions
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2
drivers/char/hw_random/virtio-rng.c
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@ -47,7 +47,7 @@ static void register_buffer(u8 *buf, size_t size)
sg_init_one(&sg, buf, size);
/* There should always be room for one buffer. */
if (virtqueue_add_buf(vq, &sg, 0, 1, buf, GFP_KERNEL) < 0)
if (virtqueue_add_inbuf(vq, &sg, 1, buf, GFP_KERNEL) < 0)
BUG();
virtqueue_kick(vq);