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[PATCH] bcma: mips: fix clearing device IRQ

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We were using wrong IRQ number so clearing wasn't working at all.
Depending on a platform this could result in a one device having two
interrupts assigned. On BCM4706 this resulted in all IRQs being broken.

Cc: Hauke Mehrtens <hauke@xxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Rafał Miłecki <zajec5@xxxxxxxxx>
---
John: I guess it's too late for 3.7 fixes, so I just hope it'll hit
      3.7.x (and olders) via stable.
---
 drivers/bcma/driver_mips.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/bcma/driver_mips.c b/drivers/bcma/driver_mips.c
index c45ded8..792daad 100644
--- a/drivers/bcma/driver_mips.c
+++ b/drivers/bcma/driver_mips.c
@@ -115,7 +115,7 @@ static void bcma_core_mips_set_irq(struct bcma_device *dev, unsigned int irq)
 			    bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) &
 			    ~(1 << irqflag));
 	else
-		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0);
+		bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0);
 
 	/* assign the new one */
 	if (irq == 0) {
-- 
1.7.7

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