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| author | Parav Pandit <parav@mellanox.com> | 2019-05-01 00:49:28 +0200 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2019-05-07 19:23:13 +0200 |
| commit | 60e7f2c3fe9919cee9534b422865eed49f4efb15 (patch) | |
| tree | a254a69e9d27acf938c3a85755a8a7927a9c87bb /security | |
| parent | vfio-pci/nvlink2: Fix potential VMA leak (diff) | |
| download | linux-60e7f2c3fe9919cee9534b422865eed49f4efb15.tar.xz linux-60e7f2c3fe9919cee9534b422865eed49f4efb15.zip | |
vfio/mdev: Avoid release parent reference during error path
During mdev parent registration in mdev_register_device(),
if parent device is duplicate, it releases the reference of existing
parent device.
This is incorrect. Existing parent device should not be touched.
Fixes: 7b96953bc640 ("vfio: Mediated device Core driver")
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions