]> git.baikalelectronics.ru Git - kernel.git/commit
vfio/pci: Clear error and request eventfd ctx after releasing
authorAlex Williamson <alex.williamson@redhat.com>
Tue, 16 Jun 2020 21:26:36 +0000 (15:26 -0600)
committerAlex Williamson <alex.williamson@redhat.com>
Wed, 17 Jun 2020 21:18:42 +0000 (15:18 -0600)
commita8e814b89b26445424ff33ae83d178787d47733a
tree50fc4e075bbd78d84d2c1d65785f96aef6c77dbb
parent2e0873da09585b8a2daf9ca8c2facd15f454ec3f
vfio/pci: Clear error and request eventfd ctx after releasing

The next use of the device will generate an underflow from the
stale reference.

Cc: Qian Cai <cai@lca.pw>
Fixes: cddda888c60c ("vfio/pci: fix memory leaks of eventfd ctx")
Reported-by: Daniel Wagner <dwagner@suse.de>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Tested-by: Daniel Wagner <dwagner@suse.de>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
drivers/vfio/pci/vfio_pci.c