Commit a4d09272 authored by Peter Korsgaard's avatar Peter Korsgaard Committed by Jeff Garzik
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[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: default avatarPeter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 2fd0e33f
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+1 −0
Original line number Diff line number Diff line
@@ -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;
	}