diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/ae/if_ae.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sys/dev/ae/if_ae.c b/sys/dev/ae/if_ae.c index 3b882ee24101..e49b92689ff5 100644 --- a/sys/dev/ae/if_ae.c +++ b/sys/dev/ae/if_ae.c @@ -1381,12 +1381,13 @@ ae_pm_init(ae_softc_t *sc) /* * Configure PME. */ - pci_find_cap(sc->dev, PCIY_PMG, &pmc); - pmstat = pci_read_config(sc->dev, pmc + PCIR_POWER_STATUS, 2); - pmstat &= ~(PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE); - if ((ifp->if_capenable & IFCAP_WOL) != 0) - pmstat |= PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE; - pci_write_config(sc->dev, pmc + PCIR_POWER_STATUS, pmstat, 2); + if (pci_find_cap(sc->dev, PCIY_PMG, &pmc) == 0) { + pmstat = pci_read_config(sc->dev, pmc + PCIR_POWER_STATUS, 2); + pmstat &= ~(PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE); + if ((ifp->if_capenable & IFCAP_WOL) != 0) + pmstat |= PCIM_PSTAT_PME | PCIM_PSTAT_PMEENABLE; + pci_write_config(sc->dev, pmc + PCIR_POWER_STATUS, pmstat, 2); + } } static int |