[PATCH] smc911x: Re-release spinlock on spurious interrupt

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

Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index d37bd860b336..0b15290df278 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -1092,6 +1092,7 @@ static irqreturn_t smc911x_interrupt(int irq, void *dev_id, struct pt_regs *regs
         /* 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;
         }