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| author | Yajun Wu <yajunw@nvidia.com> | 2021-08-16 04:32:35 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2021-09-04 09:07:45 -0400 |
| commit | 1f89d3b91e3e222e468d98057f5eaf8ebac0e7bf (patch) | |
| tree | d6112e21069b190771b361aaa797d54ef70c7193 /hw/virtio | |
| parent | e6db5df7e2c6e64846f47a6785a9a67f08574790 (diff) | |
| download | qemu-1f89d3b91e3e222e468d98057f5eaf8ebac0e7bf.zip qemu-1f89d3b91e3e222e468d98057f5eaf8ebac0e7bf.tar.gz qemu-1f89d3b91e3e222e468d98057f5eaf8ebac0e7bf.tar.bz2 | |
hw/virtio: Fix leak of host-notifier memory-region
If call virtio_queue_set_host_notifier_mr fails, should free
host-notifier memory-region.
Fixes: 44866521bd ("vhost-user: support registering external host notifiers")
Signed-off-by: Yajun Wu <yajunw@nvidia.com>
Message-Id: <1629077555-19907-1-git-send-email-yajunw@nvidia.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/virtio')
| -rw-r--r-- | hw/virtio/vhost-user.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index 2407836..3300230 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -1474,6 +1474,7 @@ static int vhost_user_slave_handle_vring_host_notifier(struct vhost_dev *dev, g_free(name); if (virtio_queue_set_host_notifier_mr(vdev, queue_idx, &n->mr, true)) { + object_unparent(OBJECT(&n->mr)); munmap(addr, page_size); return -1; } |