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mtd: rawnand: r852: replace spin_lock_irqsave by spin_lock in hard IRQ
The code has been in a irq-disabled context since it is hard IRQ. There is no necessity to do it again. Signed-off-by: Tian Tao <tiantao6@hisilicon.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Link: https://lore.kernel.org/linux-mtd/1615770495-31939-1-git-send-email-tiantao6@hisilicon.com
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1 changed files with 2 additions and 3 deletions
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@ -724,10 +724,9 @@ static irqreturn_t r852_irq(int irq, void *data)
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struct r852_device *dev = (struct r852_device *)data;
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uint8_t card_status, dma_status;
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unsigned long flags;
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irqreturn_t ret = IRQ_NONE;
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spin_lock_irqsave(&dev->irqlock, flags);
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spin_lock(&dev->irqlock);
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/* handle card detection interrupts first */
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card_status = r852_read_reg(dev, R852_CARD_IRQ_STA);
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@ -813,7 +812,7 @@ static irqreturn_t r852_irq(int irq, void *data)
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dbg("strange card status = %x", card_status);
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out:
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spin_unlock_irqrestore(&dev->irqlock, flags);
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spin_unlock(&dev->irqlock);
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return ret;
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}
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