Subject: [ 64/64] rt2x00: rt2x00pci_regbusy_read() - only print register access failure once

From: Greg Kroah-Hartman <[email-masked]>
Date: Wed, 10 Apr 2013 15:47:01 -0700

3.8-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Tim Gardner <[email-masked]>

commit 83589b30f1e1dc9898986293c9336b8ce1705dec upstream.

BugLink: http://bugs.launchpad.net/bugs/1128840

It appears that when this register read fails it never recovers, so
I think there is no need to repeat the same error message ad infinitum.

Signed-off-by: Tim Gardner <[email-masked]>
Cc: Ivo van Doorn <[email-masked]>
Cc: Gertjan van Wingerde <[email-masked]>
Cc: Helmut Schaa <[email-masked]>
Cc: "John W. Linville" <[email-masked]>
Cc: [email-masked]
Cc: [email-masked]
Cc: [email-masked]
Cc: [email-masked]
Signed-off-by: John W. Linville <[email-masked]>
Signed-off-by: Greg Kroah-Hartman <[email-masked]>

---
 drivers/net/wireless/rt2x00/rt2x00pci.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
+++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
@@ -52,8 +52,8 @@ int rt2x00pci_regbusy_read(struct rt2x00
 		udelay(REGISTER_BUSY_DELAY);
 	}
 
-	ERROR(rt2x00dev, "Indirect register access failed: "
-	      "offset=0x%.08x, value=0x%.08x\n", offset, *reg);
+	printk_once(KERN_ERR "%s() Indirect register access failed: "
+	      "offset=0x%.08x, value=0x%.08x\n", __func__, offset, *reg);
 	*reg = ~0;
 
 	return 0;