[patch 29/41] smc911x: Re-release spinlock on spurious interrupt

From: Peter Korsgaard <jacmet@sunsite.dk>

The smc911x driver forgets to release the spinlock on spurious interrupts. 
This little patch fixes it.

Cc: Jeff Garzik <redacted>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Andrew Morton <redacted>
---

 drivers/net/smc911x.c |    1 +
 1 file changed, 1 insertion(+)

diff -puN drivers/net/smc911x.c~smc911x-re-release-spinlock-on-spurious-interrupt drivers/net/smc911x.c

--- a/drivers/net/smc911x.c~smc911x-re-release-spinlock-on-spurious-interrupt
+++ a/drivers/net/smc911x.c

@@ -1090,6 +1090,7 @@ static irqreturn_t smc911x_interrupt(int
 	/* Spurious interrupt check */
 	if ((SMC_GET_IRQ_CFG() & (INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) !=
 		(INT_CFG_IRQ_INT_ | INT_CFG_IRQ_EN_)) {
+		spin_unlock_irqrestore(&lp->lock, flags);
 		return IRQ_NONE;
 	}
 

_