From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Hurley Subject: [PATCH v2 05/20] n_tty: Simplify __receive_buf loop count Date: Sat, 15 Jun 2013 10:21:21 -0400 Message-ID: <1371306096-5571-6-git-send-email-peter@hurleysoftware.com> References: <1371305069-5366-1-git-send-email-peter@hurleysoftware.com> <1371306096-5571-1-git-send-email-peter@hurleysoftware.com> Return-path: In-Reply-To: <1371306096-5571-1-git-send-email-peter@hurleysoftware.com> Sender: linux-kernel-owner@vger.kernel.org To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, Jiri Slaby , Peter Hurley List-Id: linux-serial@vger.kernel.org Signed-off-by: Peter Hurley --- drivers/tty/n_tty.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index caf37d3..f959dc9 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1504,21 +1504,19 @@ static void __receive_buf(struct tty_struct *tty, const unsigned char *cp, memcpy(read_buf_addr(ldata, head), cp, n); ldata->read_head += n; } else { - int i; - - for (i = count; i; i--, cp++) { + while (count--) { if (fp) flags = *fp++; switch (flags) { case TTY_NORMAL: - n_tty_receive_char(tty, *cp); + n_tty_receive_char(tty, *cp++); break; case TTY_BREAK: n_tty_receive_break(tty); break; case TTY_PARITY: case TTY_FRAME: - n_tty_receive_parity_error(tty, *cp); + n_tty_receive_parity_error(tty, *cp++); break; case TTY_OVERRUN: n_tty_receive_overrun(tty); -- 1.8.1.2