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David Hildenbrand 3ac13462f5 virtio-balloon: Fix memory leak when unloading while hinting is in progress 
commit 6c22dc61c7 upstream.

When unloading the driver while hinting is in progress, we will not
release the free page blocks back to MM, resulting in a memory leak.

Fixes: 86a559787e ("virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT")
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Wei Wang <wei.w.wang@intel.com>
Cc: Liang Li <liang.z.li@intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
Link: https://lore.kernel.org/r/20200205163402.42627-2-david@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 		2020-02-11 04:35:47 -08:00
..
Kconfig virtio-pmem: Add virtio pmem driver 2019-07-05 15:19:10 -07:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
virtio.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
virtio_balloon.c virtio-balloon: Fix memory leak when unloading while hinting is in progress 2020-02-11 04:35:47 -08:00
virtio_input.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
virtio_mmio.c virtio-mmio: add error check for platform_get_irq 2019-07-11 16:22:29 -04:00
virtio_pci_common.c virtio-pci: check name when counting MSI-X vectors 2020-02-11 04:35:43 -08:00
virtio_pci_common.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 78 2019-05-24 17:37:51 +02:00
virtio_pci_legacy.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 78 2019-05-24 17:37:51 +02:00
virtio_pci_modern.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 78 2019-05-24 17:37:51 +02:00
virtio_ring.c virtio_ring: fix return code on DMA mapping fails 2019-11-19 05:13:49 -05:00