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vfio/pci: Free leaked timer in vfio_realize error path

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When vfio_realize fails, the mmap_timer used for INTx optimization
isn't freed. As this timer isn't activated yet, the potential impact
is just a piece of leaked memory.

Fixes: ea486926b0 ("vfio-pci: Update slow path INTx algorithm timer related")
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Joao Martins <joao.m.martins@oracle.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Zhenzhong Duan 2023-06-29 16:40:39 +08:00 committed by Cédric Le Goater
parent 357bd7932a
commit 0cc889c882
1 changed files with 3 additions and 0 deletions
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3
hw/vfio/pci.c
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@ -3224,6 +3224,9 @@ out_deregister:
if (vdev->irqchip_change_notifier.notify) {
kvm_irqchip_remove_change_notifier(&vdev->irqchip_change_notifier);
}
if (vdev->intx.mmap_timer) {
timer_free(vdev->intx.mmap_timer);
}
out_teardown:
vfio_teardown_msi(vdev);
vfio_bars_exit(vdev);