tty: Fix stale tty_buffer_flush() comment

Commit d7a68be4f265be10e24be931c257af30ca55566b,
'tty: Only perform flip buffer flush from tty_buffer_flush()',
removed buffer flushing from flush_to_ldisc().

Fix function header comment which describes the former behavior.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index 6454c0a747ef..08835a6dd022 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -201,9 +201,7 @@ static void tty_buffer_free(struct tty_port *port, struct tty_buffer *b)
  *      tty_buffer_flush                -       flush full tty buffers
  *      @tty: tty to flush
  *
- *      flush all the buffers containing receive data. If the buffer is
- *      being processed by flush_to_ldisc then we defer the processing
- *      to that function
+ *      flush all the buffers containing receive data.
  *
  *      Locking: takes buffer lock to ensure single-threaded flip buffer
  *               'consumer'