yeahuh / rpms / qemu-kvm

Forked from rpms/qemu-kvm 2 years ago
Clone

Blame SOURCES/kvm-virtio-make-virtio_delete_queue-idempotent.patch

902636
From 901e65fa6ccbadeacd6c585cf49a0a7cdafb4737 Mon Sep 17 00:00:00 2001
902636
From: Julia Suvorova <jusual@redhat.com>
902636
Date: Wed, 19 Feb 2020 21:34:29 +0000
902636
Subject: [PATCH 5/7] virtio: make virtio_delete_queue idempotent
902636
902636
RH-Author: Julia Suvorova <jusual@redhat.com>
902636
Message-id: <20200219213431.11913-3-jusual@redhat.com>
902636
Patchwork-id: 93981
902636
O-Subject: [RHEL-AV-8.2.0 qemu-kvm PATCH 2/4] virtio: make virtio_delete_queue idempotent
902636
Bugzilla: 1791590
902636
RH-Acked-by: Danilo de Paula <ddepaula@redhat.com>
902636
RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>
902636
RH-Acked-by: Michael S. Tsirkin <mst@redhat.com>
902636
902636
From: "Michael S. Tsirkin" <mst@redhat.com>
902636
902636
Let's make sure calling this twice is harmless -
902636
no known instances, but seems safer.
902636
902636
Suggested-by: Pan Nengyuan <pannengyuan@huawei.com>
902636
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
902636
(cherry picked from commit 8cd353ea0fbf0e334e015d833f612799be642296)
902636
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
902636
---
902636
 hw/virtio/virtio.c | 1 +
902636
 1 file changed, 1 insertion(+)
902636
902636
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
902636
index d63a369..e6a9ba4 100644
902636
--- a/hw/virtio/virtio.c
902636
+++ b/hw/virtio/virtio.c
902636
@@ -2342,6 +2342,7 @@ void virtio_delete_queue(VirtQueue *vq)
902636
     vq->handle_output = NULL;
902636
     vq->handle_aio_output = NULL;
902636
     g_free(vq->used_elems);
902636
+    vq->used_elems = NULL;
902636
 }
902636
 
902636
 void virtio_del_queue(VirtIODevice *vdev, int n)
902636
-- 
902636
1.8.3.1
902636