| From | Greg Kroah-Hartman <> | Subject | [ 24/76] SCSI: virtio-scsi: initialize scatterlist structure | Date | Thu, 18 Oct 2012 19:46:48 -0700 |
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3.6-stable review patch. If anyone has any objections, please let me know.
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From: "Richard W.M. Jones" <rjones@redhat.com>
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 <rjones@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/scsi/virtio_scsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -219,7 +219,7 @@ static int virtscsi_kick_event(struct vi 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);
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