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Diffstat (limited to 'firmware/backlight.c')
-rw-r--r--firmware/backlight.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/backlight.c b/firmware/backlight.c
index d3b4580daa..1e8ef3d3ab 100644
--- a/firmware/backlight.c
+++ b/firmware/backlight.c
@@ -126,9 +126,9 @@ int backlight_get_timeout(void)
return backlight_timeout;
}
-void backlight_set_timeout(unsigned int index)
+void backlight_set_timeout(int index)
{
- if(index >= sizeof(backlight_timeout_value))
+ if(index >= sizeof(backlight_timeout_value) || index < 0)
/* if given a weird value, use 0 */
index=0;
backlight_timeout = index; /* index in the backlight_timeout_value table */