From: Arnaud de Turckheim quarium@gmail.com
commit d8f270efeac850c569c305dc0baa42ac3d607988 upstream.
Fix the bitwise operation to remove only the corresponding bit from the mask.
Fixes: 585562046628 ("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
--- drivers/gpio/gpio-pcie-idio-24.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpio/gpio-pcie-idio-24.c +++ b/drivers/gpio/gpio-pcie-idio-24.c @@ -339,7 +339,7 @@ static void idio_24_irq_mask(struct irq_
raw_spin_lock_irqsave(&idio24gpio->lock, flags);
- idio24gpio->irq_mask &= BIT(bit_offset); + idio24gpio->irq_mask &= ~BIT(bit_offset); new_irq_mask = idio24gpio->irq_mask >> bank_offset;
if (!new_irq_mask) {