Peng Hao 03e964ad35 virtio/virtio_mem: handle a possible NULL as a memcpy parameter ...

commit cf4a4493ff upstream.

There is a check for vm->sbm.sb_states before, and it should check
it here as well.

Signed-off-by: Peng Hao <flyingpeng@tencent.com>
Link: https://lore.kernel.org/r/20211222011225.40573-1-flyingpeng@tencent.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Fixes: 5f1f79bbc9 ("virtio-mem: Paravirtualized memory hotplug")
Cc: stable@vger.kernel.org # v5.8+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-01-27 11:02:59 +01:00

..

Kconfig

virtio-pci: introduce modern device module

2021-02-23 07:52:58 -05:00

Makefile

virtio-pci: introduce modern device module

2021-02-23 07:52:58 -05:00

virtio_balloon.c

virtio-balloon: Use virtio_find_vqs() helper

2021-09-06 07:20:56 -04:00

virtio_dma_buf.c

virtio: fix build for configs without dma-bufs

2020-08-19 06:43:28 +02:00

virtio_input.c

virtio-input: add multi-touch support

2021-02-23 07:52:59 -05:00

virtio_mem.c

virtio/virtio_mem: handle a possible NULL as a memcpy parameter

2022-01-27 11:02:59 +01:00

virtio_mmio.c

virtio-mmio: Use to_virtio_mmio_device() to simply code

2021-03-14 04:37:35 -04:00

virtio_pci_common.c

virtio_pci: Support surprise removal of virtio pci device

2021-08-10 11:50:55 -04:00

virtio_pci_common.h

virtio-pci: introduce modern device module

2021-02-23 07:52:58 -05:00

virtio_pci_legacy.c

treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 78

2019-05-24 17:37:51 +02:00

virtio_pci_modern_dev.c

virtio-pci library: introduce vp_modern_get_driver_features()

2021-07-08 07:49:01 -04:00

virtio_pci_modern.c

virtio_pci_modern: __force cast the notify mapping

2021-05-04 04:19:58 -04:00

virtio_ring.c

virtio_ring: Fix querying of maximum DMA mapping size for virtio device

2021-12-22 09:32:36 +01:00

virtio_vdpa.c

virtio_vdpa: reject invalid vq indices

2021-08-11 06:44:23 -04:00

virtio.c

virtio: write back F_VERSION_1 before validate

2021-10-13 08:35:36 -04:00