diff options
| -rw-r--r-- | sys/dev/pccard/pccard.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/dev/pccard/pccard.c b/sys/dev/pccard/pccard.c index 055cdfddea6e..368560f4d112 100644 --- a/sys/dev/pccard/pccard.c +++ b/sys/dev/pccard/pccard.c @@ -284,14 +284,16 @@ pccard_detach_card(device_t dev) struct pccard_softc *sc = PCCARD_SOFTC(dev); struct pccard_function *pf; struct pccard_config_entry *cfe; + int state; /* * We are running on either the PCCARD socket's event thread * or in user context detaching a device by user request. */ STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { - int state = device_get_state(pf->dev); - + if (pf->dev == NULL) + continue; + state = device_get_state(pf->dev); if (state == DS_ATTACHED || state == DS_BUSY) device_detach(pf->dev); if (pf->cfe != NULL) |