From 1406a5b0721a135913a9801e9eea9e91f0a536b4 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Fri, 20 Dec 2013 22:45:01 -0800
Subject: [PATCH] altos: Add default button return value from ao_button_get

This "can't" happen, but it's not unreasonable to have a default
return value.

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 src/drivers/ao_button.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/drivers/ao_button.c b/src/drivers/ao_button.c
index 25c0cd5c..cdf07352 100644
--- a/src/drivers/ao_button.c
+++ b/src/drivers/ao_button.c
@@ -59,6 +59,7 @@ _ao_button_get(struct ao_debounce *debounce)
 	case 4: return ao_button_value(4);
 #endif
 	}
+	return 0;
 }
 
 static void
-- 
2.30.2