Blackfin Serial Driver: Remove BI status for known_good_char

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 1c85039d021f..318d69dce8e1 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -219,6 +219,7 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
                         return;
 
  known_good_char:
+                        status &= ~BI;
                         anomaly_start.tv_sec = 0;
                 }
         }