diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 29a09b705f04..c746b04afd6a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1174,7 +1174,7 @@ static int __pci_enable_device_flags(struct pci_dev *dev, dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK); } - if (atomic_add_return(1, &dev->enable_cnt) > 1) + if (atomic_inc_return(&dev->enable_cnt) > 1) return 0; /* already enabled */ /* only skip sriov related */ @@ -1404,7 +1404,7 @@ pci_disable_device(struct pci_dev *dev) dev_WARN_ONCE(&dev->dev, atomic_read(&dev->enable_cnt) <= 0, "disabling already-disabled device"); - if (atomic_sub_return(1, &dev->enable_cnt) != 0) + if (atomic_dec_return(&dev->enable_cnt) != 0) return; do_pci_disable_device(dev);