Peng Hao d73f2b69ee virtio/virtio_mem: handle a possible NULL as a memcpy parameter ...

commit cf4a4493ff70874f8af26d75d4346c591c298e89 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 12:01:23 +01:00

..

Kconfig

Merge branch 'akpm' (patches from Andrew)

2021-11-09 10:11:53 -08:00

Makefile

virtio-pci: introduce legacy device module

2021-11-01 04:30:34 -04:00

virtio_balloon.c

virtio-balloon: Use virtio_find_vqs() helper

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

virtio_dma_buf.c

dma-buf: move dma-buf symbols into the DMA_BUF module namespace

2021-10-25 14:53:08 +02:00

virtio_input.c

…

virtio_mem.c

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

2022-01-27 12:01:23 +01:00

virtio_mmio.c

…

virtio_pci_common.c

virtio-pci: harden INTX interrupts

2021-11-01 05:26:48 -04:00

virtio_pci_common.h

virtio-pci: harden INTX interrupts

2021-11-01 05:26:48 -04:00

virtio_pci_legacy_dev.c

virtio-pci: introduce legacy device module

2021-11-01 04:30:34 -04:00

virtio_pci_legacy.c

virtio_pci: harden MSI-X interrupts

2021-11-01 05:26:48 -04:00

virtio_pci_modern_dev.c

…

virtio_pci_modern.c

virtio_pci: harden MSI-X interrupts

2021-11-01 05:26:48 -04:00

virtio_ring.c

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

2021-12-08 15:04:06 -05:00

virtio_vdpa.c

vdpa: Introduce and use vdpa device get, set config helpers

2021-11-01 05:26:49 -04:00

virtio.c

virtio: write back F_VERSION_1 before validate

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