video: Handle the 'bell' character
This can be sent when to many characters are entered. Make sure it is
ignored and does not cause a character to be displayed.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/vidconsole-uclass.c b/drivers/video/vidconsole-uclass.c
index 3145fd8..4c0efd5 100644
--- a/drivers/video/vidconsole-uclass.c
+++ b/drivers/video/vidconsole-uclass.c
@@ -91,6 +91,9 @@
int ret;
switch (ch) {
+ case '\a':
+ /* beep */
+ break;
case '\r':
priv->xcur_frac = 0;
break;