From d8f270efeac850c569c305dc0baa42ac3d607988 Mon Sep 17 00:00:00 2001 From: Arnaud de Turckheim Date: Wed, 4 Nov 2020 16:24:53 +0100 Subject: [PATCH] gpio: pcie-idio-24: Fix irq mask when masking 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 Reviewed-by: William Breathitt Gray Signed-off-by: Bartosz Golaszewski --- drivers/gpio/gpio-pcie-idio-24.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-pcie-idio-24.c b/drivers/gpio/gpio-pcie-idio-24.c index a68941d19ac6..5ea517416366 100644 --- 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_data *data) 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) {