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path: root/drivers/net/wireless/rt2x00/rt2x00pci.c
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Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00pci.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00pci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c
index 0feb4d0e4668..801be436cf1d 100644
--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -41,6 +41,9 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev,
41{ 41{
42 unsigned int i; 42 unsigned int i;
43 43
44 if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
45 return 0;
46
44 for (i = 0; i < REGISTER_BUSY_COUNT; i++) { 47 for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
45 rt2x00pci_register_read(rt2x00dev, offset, reg); 48 rt2x00pci_register_read(rt2x00dev, offset, reg);
46 if (!rt2x00_get_field32(*reg, field)) 49 if (!rt2x00_get_field32(*reg, field))