MIPS: JZ4740: GPIO: Check correct IRQ in demux handler

Check the trigger direction for the triggered IRQ instead of the parent IRQ.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: http://patchwork.linux-mips.org/patch/2433/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/jz4740/gpio.c b/arch/mips/jz4740/gpio.c
index bbbe12b..e1ddb95 100644
--- a/arch/mips/jz4740/gpio.c
+++ b/arch/mips/jz4740/gpio.c
@@ -309,7 +309,7 @@
 
 	gpio_irq = chip->irq_base + __fls(flag);
 
-	jz_gpio_check_trigger_both(chip, irq);
+	jz_gpio_check_trigger_both(chip, gpio_irq);
 
 	generic_handle_irq(gpio_irq);
 };