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authorKeith Packard <keithp@keithp.com>2013-12-20 22:45:01 -0800
committerKeith Packard <keithp@keithp.com>2013-12-20 22:45:01 -0800
commit1406a5b0721a135913a9801e9eea9e91f0a536b4 (patch)
tree360399bea8f4b1bbd114389351abcc807aba77d5
parent316d898715746a379068ac8511692bdb9da14b39 (diff)
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>
-rw-r--r--src/drivers/ao_button.c1
1 files changed, 1 insertions, 0 deletions
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