--- drivers/net/wireless/hostap/hostap_hw.c

+++ drivers/net/wireless/hostap/hostap_hw.c

@@ -2621,6 +2621,18 @@ static irqreturn_t prism2_interrupt(int

iface = netdev_priv(dev);

local = iface->local;

+ /* Detect early interrupt before driver is fully configued */

+ spin_lock(&local->irq_init_lock);

+ if (!dev->base_addr) {

+ if (net_ratelimit()) {

+ printk(KERN_DEBUG "%s: Interrupt, but dev not configured\n",

+ dev->name);

+ }

+ spin_unlock(&local->irq_init_lock);

+ return IRQ_HANDLED;

+ }

+ spin_unlock(&local->irq_init_lock);

+

prism2_io_debug_add(dev, PRISM2_IO_DEBUG_CMD_INTERRUPT, 0, 0);

if (local->func->card_present && !local->func->card_present(local)) {

@@ -3138,6 +3150,7 @@ prism2_init_local_data(struct prism2_hel

spin_lock_init(&local->cmdlock);

spin_lock_init(&local->baplock);

spin_lock_init(&local->lock);

+ spin_lock_init(&local->irq_init_lock);

mutex_init(&local->rid_bap_mtx);

if (card_idx < 0 || card_idx >= MAX_PARM_DEVICES)