[PATCH] packed-ring: fix some typos

["Michael S. Tsirkin" <mst@redhat.com>]

flag is misnamed in a couple of places.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 packed-ring.tex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packed-ring.tex b/packed-ring.tex
index e41f8bf..2accc23 100644
--- a/packed-ring.tex
+++ b/packed-ring.tex
@@ -518,7 +518,7 @@ \subsection{Event Suppression Structure Format}\label{sec:Basic
 list.
 
 \drivernormative{\subsection}{Indirect Descriptors}{Basic Facilities of a Virtio Device / Packed Virtqueues / The Virtqueue Descriptor Table / Indirect Descriptors}
-The driver MUST NOT set the DESC_F_INDIRECT flag unless the
+The driver MUST NOT set the VIRTQ_DESC_F_INDIRECT flag unless the
 VIRTIO_F_INDIRECT_DESC feature was negotiated.   The driver MUST NOT
 set any flags except DESC_F_WRITE within an indirect descriptor.
 
@@ -526,7 +526,7 @@ \subsection{Event Suppression Structure Format}\label{sec:Basic
 by the device.
 
 A driver MUST NOT write direct descriptors with
-DESC_F_INDIRECT set in a scatter-gather list linked by
+VIRTQ_DESC_F_INDIRECT set in a scatter-gather list linked by
 VIRTQ_DESC_F_NEXT.
 \field{flags}.
 
-- 
MST