@@ -740,7 +740,6 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid)
struct pca953x_chip *chip = devid;
u8 pending[MAX_BANK];
u8 level;
- unsigned nhandled = 0;
int i;
if (!pca953x_irq_pending(chip, pending))
@@ -752,11 +751,10 @@ static irqreturn_t pca953x_irq_handler(int irq, void *devid)
handle_nested_irq(irq_find_mapping(chip->gpio_chip.irq.domain,
level + (BANK_SZ * i)));
pending[i] &= ~(1 << level);
- nhandled++;
}
}
- return (nhandled > 0) ? IRQ_HANDLED : IRQ_NONE;
+ return IRQ_HANDLED;
}
static int pca953x_irq_setup(struct pca953x_chip *chip,
We always will have at least one iteration of the loop due to pending being guaranteed to be non-zero. That is, we may remove extra variable and check in the IRQ handler. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/gpio/gpio-pca953x.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)