On Wed, 8 Dec 2010 10:05:00 -0600 Ryan Harper <ry...@us.ibm.com> wrote:
> If a user decides to punish a guest by revoking its block device via > drive_del, and subsequently also attempts to remove the pci device > backing it, and the device is using blockdev_auto_del() then we get a > segfault when we attempt to access dinfo->auto_del.[1] > > The fix is to check if drive_get_by_blockdev() actually returns a valid > dinfo pointer or not. > > 1. (qemu) pci_add auto storage > file=images/test01.raw,if=virtio,id=block1,snapshot=on > (qemu) drive_del block1 > (qemu) pci_del 5 > *segfault* > > Signed-off-by: Ryan Harper <ry...@us.ibm.com> Fixes my test case: Tested-by: Luiz Capitulino <lcapitul...@redhat.com>