diff options
| author | Pan Nengyuan <pannengyuan@huawei.com> | 2020-01-17 14:09:26 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2020-01-22 00:23:07 -0500 |
| commit | 9580d60e66d1543a0d79265c0085ee09b8782987 (patch) | |
| tree | 17ba3a219ae53af9b4e4616f396edd263c154b3c /hw/9pfs | |
| parent | 3c2ab5593bd3b75e0a13f6e9826606a640b46fe0 (diff) | |
virtio-9p-device: fix memleak in virtio_9p_device_unrealize
v->vq forgot to cleanup in virtio_9p_device_unrealize, the memory leak
stack is as follow:
Direct leak of 14336 byte(s) in 2 object(s) allocated from:
#0 0x7f819ae43970 (/lib64/libasan.so.5+0xef970) ??:?
#1 0x7f819872f49d (/lib64/libglib-2.0.so.0+0x5249d) ??:?
#2 0x55a3a58da624 (./x86_64-softmmu/qemu-system-x86_64+0x2c14624) /mnt/sdb/qemu/hw/virtio/virtio.c:2327
#3 0x55a3a571bac7 (./x86_64-softmmu/qemu-system-x86_64+0x2a55ac7) /mnt/sdb/qemu/hw/9pfs/virtio-9p-device.c:209
#4 0x55a3a58e7bc6 (./x86_64-softmmu/qemu-system-x86_64+0x2c21bc6) /mnt/sdb/qemu/hw/virtio/virtio.c:3504
#5 0x55a3a5ebfb37 (./x86_64-softmmu/qemu-system-x86_64+0x31f9b37) /mnt/sdb/qemu/hw/core/qdev.c:876
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Message-Id: <20200117060927.51996-2-pannengyuan@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Acked-by: Greg Kurz <groug@kaod.org>
Diffstat (limited to 'hw/9pfs')
| -rw-r--r-- | hw/9pfs/virtio-9p-device.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/9pfs/virtio-9p-device.c b/hw/9pfs/virtio-9p-device.c index 991e175c82..ba35892940 100644 --- a/hw/9pfs/virtio-9p-device.c +++ b/hw/9pfs/virtio-9p-device.c @@ -218,6 +218,7 @@ static void virtio_9p_device_unrealize(DeviceState *dev, Error **errp) V9fsVirtioState *v = VIRTIO_9P(dev); V9fsState *s = &v->state; + virtio_del_queue(vdev, 0); virtio_cleanup(vdev); v9fs_device_unrealize_common(s, errp); } |