rt2x00: Fix chipset detection for rt73usb

The lower 4 bytes of the chipset revision must contain
a non-zero value. This bug was introduced by
"rt2x00: Simplify rt2x00_check_rev".

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index d10af36..270dd4e 100644 (file)
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -1847,7 +1847,7 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev)
        rt2x00_set_chip(rt2x00dev, RT2571, value, reg);
 
        if (!rt2x00_check_rev(&rt2x00dev->chip, 0x000ffff0, 0x25730) ||
-           !rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) {
+           rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) {
                ERROR(rt2x00dev, "Invalid RT chipset detected.\n");
                return -ENODEV;
        }