[SCSI] mptfusion: mptctl panic when loading

Fix panic for when mptctl is loading at the same time
when one of the fusion llds (mptsas/mptfc/mptspi) is loading.

Signed-off-by: Eric Moore <Eric.Moore@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 43308df..10def27 100644 (file)
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -678,19 +678,19 @@ int
 mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx)
 {
        MPT_ADAPTER     *ioc;
+       const struct pci_device_id *id;
 
-       if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) {
+       if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS)
                return -EINVAL;
-       }
 
        MptDeviceDriverHandlers[cb_idx] = dd_cbfunc;
 
        /* call per pci device probe entry point */
        list_for_each_entry(ioc, &ioc_list, list) {
-               if(dd_cbfunc->probe) {
-                       dd_cbfunc->probe(ioc->pcidev,
-                         ioc->pcidev->driver->id_table);
-               }
+               id = ioc->pcidev->driver ?
+                   ioc->pcidev->driver->id_table : NULL;
+               if (dd_cbfunc->probe)
+                       dd_cbfunc->probe(ioc->pcidev, id);
         }
 
        return 0;