Input: fix the example of an input device driver
This patch fixes a wrong interrupt handler example given in the "Hello,
world!"-like input driver in Documentation/input/input-programming.txt.
Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@movial.fi>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/Documentation/input/input-programming.txt b/Documentation/input/input-programming.txt
index 81905e8..7f8b9d9 100644
--- a/Documentation/input/input-programming.txt
+++ b/Documentation/input/input-programming.txt
@@ -20,10 +20,11 @@
static struct input_dev *button_dev;
-static void button_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t button_interrupt(int irq, void *dummy)
{
input_report_key(button_dev, BTN_0, inb(BUTTON_PORT) & 1);
input_sync(button_dev);
+ return IRQ_HANDLED;
}
static int __init button_init(void)
