wireless: hostap, fix oops due to early probing interrupt

[pandora-kernel.git] / drivers / net / wireless / hostap / hostap_hw.c

diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index ff9b5c8..d707328 100644 (file)
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -2618,6 +2618,15 @@ static irqreturn_t prism2_interrupt(int irq, void *dev_id)
        int events = 0;
        u16 ev;
 
+       /* Detect early interrupt before driver is fully configued */
+       if (!dev->base_addr) {
+               if (net_ratelimit()) {
+                       printk(KERN_DEBUG "%s: Interrupt, but dev not configured\n",
+                              dev->name);
+               }
+               return IRQ_HANDLED;
+       }
+
        iface = netdev_priv(dev);
        local = iface->local;