gpio: pcie-idio-24: Fix irq mask when masking
commit5.4-rM2-2.2.x-imx-squashedd8f270efea
upstream. Fix the bitwise operation to remove only the corresponding bit from the mask. Fixes:5855620466
("gpio: Add GPIO support for the ACCES PCIe-IDIO-24 family") Cc: stable@vger.kernel.org Signed-off-by: Arnaud de Turckheim <quarium@gmail.com> Reviewed-by: William Breathitt Gray <vilhelm.gray@gmail.com> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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68dae71b7c
commit
819bf3b0d9
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@ -365,7 +365,7 @@ static void idio_24_irq_mask(struct irq_data *data)
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raw_spin_lock_irqsave(&idio24gpio->lock, flags);
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idio24gpio->irq_mask &= BIT(bit_offset);
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idio24gpio->irq_mask &= ~BIT(bit_offset);
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new_irq_mask = idio24gpio->irq_mask >> bank_offset;
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if (!new_irq_mask) {
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