ChangeSet 1.1722.103.6, 2004/06/14 11:11:45-07:00, rl@hellgate.ch [PATCH] PCI: Fix off-by-one in pci_enable_wake Fix off-by-one in pci_enable_wake. Bit field location determined by mask, not value. Signed-off-by: Roger Luethi Signed-off-by: Greg Kroah-Hartman drivers/pci/pci.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -Nru a/drivers/pci/pci.c b/drivers/pci/pci.c --- a/drivers/pci/pci.c 2004-06-24 13:50:47 -07:00 +++ b/drivers/pci/pci.c 2004-06-24 13:50:47 -07:00 @@ -442,7 +442,7 @@ pci_read_config_word(dev,pm+PCI_PM_PMC,&value); value &= PCI_PM_CAP_PME_MASK; - value >>= ffs(value); /* First bit of mask */ + value >>= ffs(PCI_PM_CAP_PME_MASK) - 1; /* First bit of mask */ /* Check if it can generate PME# from requested state. */ if (!value || !(value & (1 << state)))