Comment 8 for bug 430225

Here is the final released fix:

diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c
index 31e5599..dcde92d 100644
--- a/drivers/net/wireless/b43/rfkill.c
+++ b/drivers/net/wireless/b43/rfkill.c
@@ -33,7 +33,8 @@ bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
                      & B43_MMIO_RADIO_HWENABLED_HI_MASK))
                        return 1;
        } else {
- if (b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
+ if (b43_status(dev) >= B43_STAT_STARTED &&
+ b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
                    & B43_MMIO_RADIO_HWENABLED_LO_MASK)
                        return 1;
        }