bcache: fix BUG_ON due to integer overflow with GC_SECTORS_USED

[~andy/linux] / drivers / gpio / gpio-rcar.c

diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index fe088a30567ac63325fd02be82b8e682aa2323eb..8b7e719a68c3662f454c76b3e82b9569abeb22f8 100644 (file)
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -169,7 +169,8 @@ static irqreturn_t gpio_rcar_irq_handler(int irq, void *dev_id)
        u32 pending;
        unsigned int offset, irqs_handled = 0;
 
-       while ((pending = gpio_rcar_read(p, INTDT))) {
+       while ((pending = gpio_rcar_read(p, INTDT) &
+                         gpio_rcar_read(p, INTMSK))) {
                offset = __ffs(pending);
                gpio_rcar_write(p, INTCLR, BIT(offset));
                generic_handle_irq(irq_find_mapping(p->irq_domain, offset));