From: Keith Packard <keithp@keithp.com>
Date: Sat, 21 Dec 2013 06:45:01 +0000 (-0800)
Subject: altos: Add default button return value from ao_button_get
X-Git-Tag: 1.3.1~40
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=1406a5b0721a135913a9801e9eea9e91f0a536b4;ds=sidebyside

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>
---

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