'oe' is a yes-no flag, switch it to boolean. And rename to overrun. All
for the code to be more obvious.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
---
 drivers/tty/amiserial.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index b9580bb9afd3..a80f059f77bf 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -180,7 +180,7 @@ static void receive_chars(struct serial_state *info)
 	int serdatr;
 	unsigned char ch, flag;
 	struct	async_icount *icount;
-	int oe = 0;
+	bool overrun = false;
 
 	icount = &info->icount;
 
@@ -251,11 +251,11 @@ static void receive_chars(struct serial_state *info)
 	     * reported immediately, and doesn't
 	     * affect the current character
 	     */
-	     oe = 1;
+	     overrun = true;
 	  }
 	}
 	tty_insert_flip_char(&info->tport, ch, flag);
-	if (oe == 1)
+	if (overrun)
 		tty_insert_flip_char(&info->tport, 0, TTY_OVERRUN);
 	tty_flip_buffer_push(&info->tport);
 }
-- 
2.42.1