1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index ff9b5c88218..d7073281942 100644
--- 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;