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Commit 8a66fdae authored by Axel Lin's avatar Axel Lin Committed by Ulf Hansson
Browse files

mmc: toshsd: Fix unbalanced locking 



Fix returning IRQ_HANDLED with spin_lock held.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 1818681c

drivers/mmc/host/toshsd.c

+3 −1
Original line number Diff line number Diff line
@@ -176,7 +176,8 @@ static irqreturn_t toshsd_thread_irq(int irq, void *dev_id) 
	spin_lock_irqsave(&host->lock, flags);



	if (!sg_miter_next(sg_miter))

		return IRQ_HANDLED;

		goto done;



	buf = sg_miter->addr;



	/* Ensure we dont read more than one block. The chip will interrupt us
@@ -198,6 +199,7 @@ static irqreturn_t toshsd_thread_irq(int irq, void *dev_id) 
	sg_miter->consumed = count;

	sg_miter_stop(sg_miter);



done:

	spin_unlock_irqrestore(&host->lock, flags);



	return IRQ_HANDLED;