Author: yongari
Date: Thu Jan 24 04:54:53 2013
New Revision: 245870
URL: http://svnweb.freebsd.org/changeset/base/245870
Log:
bge_attach() can fail before attaching mii(4). So make sure to check
bge_miibus before detaching mii(4).
Modified:
head/sys/dev/bge/if_bge.c
Modified: head/sys/dev/bge/if_bge.c
==============================================================================
--- head/sys/dev/bge/if_bge.c Thu Jan 24 03:33:15 2013 (r245869)
+++ head/sys/dev/bge/if_bge.c Thu Jan 24 04:54:53 2013 (r245870)
@@ -3899,9 +3899,9 @@ bge_detach(device_t dev)
if (sc->bge_tq)
taskqueue_drain(sc->bge_tq, &sc->bge_intr_task);
- if (sc->bge_flags & BGE_FLAG_TBI) {
+ if (sc->bge_flags & BGE_FLAG_TBI)
ifmedia_removeall(&sc->bge_ifmedia);
- } else {
+ else if (sc->bge_miibus != NULL) {
bus_generic_detach(dev);
device_delete_child(dev, sc->bge_miibus);
}
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