From: "Richard W.M. Jones" Date: Tue, 2 Oct 2012 17:25:46 +0200 Subject: [10/12] [SCSI] virtio-scsi: initialize scatterlist structure commit 2e9c9dfde00a6466441e93033cf2c37f720bdacf upstream. The sg struct is used without being initialized, which breaks when CONFIG_DEBUG_SG is enabled. Signed-off-by: Richard W.M. Jones Signed-off-by: Paolo Bonzini Signed-off-by: James Bottomley --- drivers/scsi/virtio_scsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 3e79a2f..7554d78 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -219,7 +219,7 @@ static int virtscsi_kick_event(struct virtio_scsi *vscsi, struct scatterlist sg; unsigned long flags; - sg_set_buf(&sg, &event_node->event, sizeof(struct virtio_scsi_event)); + sg_init_one(&sg, &event_node->event, sizeof(struct virtio_scsi_event)); spin_lock_irqsave(&vscsi->event_vq.vq_lock, flags);