diff options
| author | Jacob Meuser <jakemsr@cvs.openbsd.org> | 2010-10-27 17:51:12 +0000 |
|---|---|---|
| committer | Jacob Meuser <jakemsr@cvs.openbsd.org> | 2010-10-27 17:51:12 +0000 |
| commit | 955c72c194bf7e82b4fff0dc198003d84bdd86b0 (patch) | |
| tree | d36225e6b24e519f918b1ecaf995552ebf79287a /sys/dev/usb/if_ral.c | |
| parent | 72c98d7491a3ceaf8fc8d6b18b3fa7c9664c0312 (diff) | |
don't free network related resources if they were not allocated
Diffstat (limited to 'sys/dev/usb/if_ral.c')
| -rw-r--r-- | sys/dev/usb/if_ral.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/dev/usb/if_ral.c b/sys/dev/usb/if_ral.c index 4e7677f4ee9..c5dca41c525 100644 --- a/sys/dev/usb/if_ral.c +++ b/sys/dev/usb/if_ral.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ral.c,v 1.115 2010/10/23 16:14:07 jakemsr Exp $ */ +/* $OpenBSD: if_ral.c,v 1.116 2010/10/27 17:51:11 jakemsr Exp $ */ /*- * Copyright (c) 2005, 2006 @@ -363,8 +363,10 @@ ural_detach(struct device *self, int flags) s = splusb(); - ieee80211_ifdetach(ifp); /* free all nodes */ - if_detach(ifp); + if (ifp->if_softc != NULL) { + ieee80211_ifdetach(ifp); /* free all nodes */ + if_detach(ifp); + } usb_rem_task(sc->sc_udev, &sc->sc_task); if (timeout_initialized(&sc->scan_to)) |