diff options
| -rw-r--r-- | arch/powerpc/kernel/eeh.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c index 00ba5de12256..893978c980da 100644 --- a/arch/powerpc/kernel/eeh.c +++ b/arch/powerpc/kernel/eeh.c @@ -1412,8 +1412,7 @@ void eeh_dev_release(struct pci_dev *pdev) goto out; /* Decrease PE's pass through count */ - atomic_dec(&edev->pe->pass_dev_cnt); - WARN_ON(atomic_read(&edev->pe->pass_dev_cnt) < 0); + WARN_ON(atomic_dec_if_positive(&edev->pe->pass_dev_cnt) < 0); eeh_pe_change_owner(edev->pe); out: mutex_unlock(&eeh_dev_mutex); |