Fix hang on IBM Token Ring PCMCIA card ejection

[powerpc.git] / drivers / net / pcmcia / ibmtr_cs.c

diff --git a/drivers/net/pcmcia/ibmtr_cs.c b/drivers/net/pcmcia/ibmtr_cs.c
index 1060154..4ecb8ca 100644 (file)
--- a/drivers/net/pcmcia/ibmtr_cs.c
+++ b/drivers/net/pcmcia/ibmtr_cs.c
@@ -189,16 +189,20 @@ static void ibmtr_detach(struct pcmcia_device *link)
 {
     struct ibmtr_dev_t *info = link->priv;
     struct net_device *dev = info->dev;
+     struct tok_info *ti = netdev_priv(dev);
 
     DEBUG(0, "ibmtr_detach(0x%p)\n", link);
+    
+    /* 
+     * When the card removal interrupt hits tok_interrupt(), 
+     * bail out early, so we don't crash the machine 
+     */
+    ti->sram_phys |= 1;
 
     if (link->dev_node)
        unregister_netdev(dev);
-
-    {
-       struct tok_info *ti = netdev_priv(dev);
-       del_timer_sync(&(ti->tr_timer));
-    }
+    
+    del_timer_sync(&(ti->tr_timer));
 
     ibmtr_release(link);