1 files changed, 6 insertions, 7 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index cdd5154bd4c0..cf3f1c0c4382 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -1,5 +1,5 @@
 /*
-        Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
+        Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
         <http://rt2x00.serialmonkey.com>
 
         This program is free software; you can redistribute it and/or modify
@@ -27,6 +27,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/slab.h>
 
 #include "rt2x00.h"
 #include "rt2x00pci.h"
@@ -41,6 +42,9 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
 {
         unsigned int i;
 
+        if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+                return 0;
+
         for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
                 rt2x00pci_register_read(rt2x00dev, offset, reg);
                 if (!rt2x00_get_field32(*reg, field))
@@ -269,7 +273,6 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
         struct ieee80211_hw *hw;
         struct rt2x00_dev *rt2x00dev;
         int retval;
-        u16 chip;
 
         retval = pci_request_regions(pci_dev, pci_name(pci_dev));
         if (retval) {
@@ -310,11 +313,7 @@ int rt2x00pci_probe(struct pci_dev *pci_dev, const struct pci_device_id *id)
         rt2x00dev->irq = pci_dev->irq;
         rt2x00dev->name = pci_name(pci_dev);
 
-        /*
-         * Determine RT chipset by reading PCI header.
-         */
-        pci_read_config_word(pci_dev, PCI_DEVICE_ID, &chip);
-        rt2x00_set_chip_rt(rt2x00dev, chip);
+        rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_PCI);
 
         retval = rt2x00pci_alloc_reg(rt2x00dev);
         if (retval)