ral(4) cardbus crash

[Nicolas Thery]

2010/6/21 Max Herrgård <herrgard at gmail.com>:
> Hi,
>
> I get this crash when plugging in my ral(4) cardbus card.
[...]
> #14 0xc0296ccb in ral_pci_attach (dev=0xc14d3a58) at /usr/src/sys/dev/netif/ral/if_ral_pci.c:209

It looks like sc_ifp is initialized after ifp  = sc->sc_ifp.

Could you try this patch please?


diff --git a/sys/dev/netif/ral/if_ral_pci.c b/sys/dev/netif/ral/if_ral_pci.c
index 4af51b1..c94fad7 100644
--- a/sys/dev/netif/ral/if_ral_pci.c
+++ b/sys/dev/netif/ral/if_ral_pci.c
@@ -164,7 +164,7 @@ ral_pci_attach(device_t dev)
 {
        struct ral_pci_softc *psc = device_get_softc(dev);
        struct rt2560_softc *sc = &psc->u.sc_rt2560;
-       struct ifnet *ifp = sc->sc_ifp;
+       struct ifnet *ifp;
        int error;

        if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
@@ -202,6 +202,7 @@ ral_pci_attach(device_t dev)
        error = (*psc->sc_opns->attach)(dev, pci_get_device(dev));
        if (error != 0)
                return error;
+       ifp = sc->sc_ifp;

        /*
         * Hook our interrupt after all initialization is complete.