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Better use of gone.

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This commit is contained in:
Warner Losh 2005-09-20 19:50:27 +00:00
parent 7a5b855af3
commit 973af40a84
1 changed files with 6 additions and 10 deletions
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16
sys/dev/ep/if_ep.c
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@ -350,19 +350,17 @@ ep_detach(device_t dev)
struct ifnet *ifp;
sc = device_get_softc(dev);
EP_ASSERT_UNLOCKED(sc);
ifp = sc->ifp;
if (sc->gone)
return (0);
EP_ASSERT_UNLOCKED(sc);
EP_LOCK(sc);
if (bus_child_present(dev))
epstop(sc);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
ether_ifdetach(ifp);
sc->gone = 1;
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
EP_UNLOCK(sc);
ether_ifdetach(ifp);
ep_free(dev);
if_free(ifp);
EP_LOCK_DESTROY(sc);
@ -964,8 +962,6 @@ epwatchdog(struct ifnet *ifp)
static void
epstop(struct ep_softc *sc)
{
if (sc->gone)
return;
CSR_WRITE_2(sc, EP_COMMAND, RX_DISABLE);
CSR_WRITE_2(sc, EP_COMMAND, RX_DISCARD_TOP_PACK);
EP_BUSY_WAIT(sc);