Tiwei Bie 4c5579483b virtio_ring: fix num_free handling in error case ...

commit e82df67023 upstream.

The vq->vq.num_free hasn't been changed when error happens,
so it shouldn't be changed when handling the error.

Fixes: 780bc7903a ("virtio_ring: Support DMA APIs")
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-03-18 11:18:50 +01:00

..

Kconfig

virtio_ring: Support DMA APIs

2016-03-02 17:01:57 +02:00

Makefile

Add virtio-input driver.

2015-03-29 12:13:52 +10:30

virtio_balloon.c

virtio_balloon: prevent uninitialized variable use

2017-12-25 14:23:42 +01:00

virtio_input.c

virtio: make find_vqs() checkpatch.pl-friendly

2016-01-12 20:47:06 +02:00

virtio_mmio.c

virtio_mmio: Set DMA masks appropriately

2017-02-01 08:33:13 +01:00

virtio_pci_common.c

Merge tag 'pci-v4.6-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

2016-03-16 14:45:55 -07:00

virtio_pci_common.h

virtio_pci: Use the DMA API if enabled

2016-03-02 17:01:58 +02:00

virtio_pci_legacy.c

virtio_pci: Limit DMA mask to 44 bits for legacy virtio devices

2016-10-31 00:21:39 +02:00

virtio_pci_modern.c

virtio: virtio 1.0 cs04 spec compliance for reset

2016-04-07 15:16:39 +03:00

virtio_ring.c

virtio_ring: fix num_free handling in error case

2018-03-18 11:18:50 +01:00

virtio.c

virtio: release virtio index when fail to device_register

2017-12-14 09:28:10 +01:00