diff options
| -rw-r--r-- | virt/kvm/kvm_main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f84b126c32d6..545a28387c33 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -4620,21 +4620,23 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, return 0; } -/* Caller must hold slots_lock. */ int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, struct kvm_io_device *dev) { int i, j; struct kvm_io_bus *new_bus, *bus; + lockdep_assert_held(&kvm->slots_lock); + bus = kvm_get_bus(kvm, bus_idx); if (!bus) return 0; - for (i = 0; i < bus->dev_count; i++) + for (i = 0; i < bus->dev_count; i++) { if (bus->range[i].dev == dev) { break; } + } if (i == bus->dev_count) return 0; |