'num' can represent the value of out_sgs(in_sags), no need to pass in constant parameters in 'virtqueue_add'.
Signed-off-by: liush <[email protected]> --- drivers/virtio/virtio_ring.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index becc776..7583f8b 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -1760,7 +1760,7 @@ int virtqueue_add_outbuf(struct virtqueue *vq, void *data, gfp_t gfp) { - return virtqueue_add(vq, &sg, num, 1, 0, data, NULL, gfp); + return virtqueue_add(vq, &sg, num, num, 0, data, NULL, gfp); } EXPORT_SYMBOL_GPL(virtqueue_add_outbuf); @@ -1782,7 +1782,7 @@ int virtqueue_add_inbuf(struct virtqueue *vq, void *data, gfp_t gfp) { - return virtqueue_add(vq, &sg, num, 0, 1, data, NULL, gfp); + return virtqueue_add(vq, &sg, num, 0, num, data, NULL, gfp); } EXPORT_SYMBOL_GPL(virtqueue_add_inbuf); -- 2.7.4

