linux-stable/drivers/virtio
Xuan Zhuo 0099c7affb virtio_ring: check desc == NULL when using indirect with packed
[ Upstream commit fc6d70f40b ]

When using indirect with packed, we don't check for allocation failures.
This patch checks that and fall back on direct.

Fixes: 1ce9e6055f ("virtio_ring: introduce packed ring support")
Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Link: https://lore.kernel.org/r/20211020112323.67466-3-xuanzhuo@linux.alibaba.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-11-18 19:16:58 +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.c virtio: write back F_VERSION_1 before validate 2021-10-13 08:35:36 -04:00
virtio_balloon.c virtio-balloon: Use virtio_find_vqs() helper 2021-09-06 07:20:56 -04:00
virtio_dma_buf.c
virtio_input.c virtio-input: add multi-touch support 2021-02-23 07:52:59 -05:00
virtio_mem.c virtio-mem: use a single dynamic memory group for a single virtio-mem device 2021-09-08 11:50:23 -07:00
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
virtio_pci_modern.c virtio_pci_modern: __force cast the notify mapping 2021-05-04 04:19:58 -04:00
virtio_pci_modern_dev.c virtio-pci library: introduce vp_modern_get_driver_features() 2021-07-08 07:49:01 -04:00
virtio_ring.c virtio_ring: check desc == NULL when using indirect with packed 2021-11-18 19:16:58 +01:00
virtio_vdpa.c virtio_vdpa: reject invalid vq indices 2021-08-11 06:44:23 -04:00