From 001ba923719bc555552ac4c9fe8df4d8c888df39 Mon Sep 17 00:00:00 2001 From: Peter Hurley Date: Mon, 2 Dec 2013 14:24:44 -0500 Subject: [PATCH] n_tty: Refactor PARMRK doubling checks Perform PARMRK doubling checks explicitly; remove ternary idiom and local variable. Signed-off-by: Peter Hurley Signed-off-by: Greg Kroah-Hartman --- drivers/tty/n_tty.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 582a05c012f0..649fd94d1aa6 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1257,7 +1257,6 @@ static int n_tty_receive_char_special(struct tty_struct *tty, unsigned char c) { struct n_tty_data *ldata = tty->disc_data; - int parmrk; if (I_IXON(tty)) { if (c == START_CHAR(tty)) { @@ -1342,8 +1341,6 @@ n_tty_receive_char_special(struct tty_struct *tty, unsigned char c) } if ((c == EOL_CHAR(tty)) || (c == EOL2_CHAR(tty) && L_IEXTEN(tty))) { - parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) - ? 1 : 0; /* * XXX are EOL_CHAR and EOL2_CHAR echoed?!? */ @@ -1358,7 +1355,7 @@ n_tty_receive_char_special(struct tty_struct *tty, unsigned char c) * XXX does PARMRK doubling happen for * EOL_CHAR and EOL2_CHAR? */ - if (parmrk) + if (c == (unsigned char) '\377' && I_PARMRK(tty)) put_tty_queue(c, ldata); handle_newline: @@ -1372,7 +1369,6 @@ handle_newline: } } - parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) ? 1 : 0; if (L_ECHO(tty)) { finish_erasing(ldata); if (c == '\n') @@ -1386,7 +1382,8 @@ handle_newline: commit_echoes(tty); } - if (parmrk) + /* PARMRK doubling check */ + if (c == (unsigned char) '\377' && I_PARMRK(tty)) put_tty_queue(c, ldata); put_tty_queue(c, ldata); @@ -1397,7 +1394,6 @@ static inline void n_tty_receive_char_inline(struct tty_struct *tty, unsigned char c) { struct n_tty_data *ldata = tty->disc_data; - int parmrk; if (tty->stopped && !tty->flow_stopped && I_IXON(tty) && I_IXANY(tty)) { start_tty(tty); @@ -1411,8 +1407,8 @@ n_tty_receive_char_inline(struct tty_struct *tty, unsigned char c) echo_char(c, tty); commit_echoes(tty); } - parmrk = (c == (unsigned char) '\377' && I_PARMRK(tty)) ? 1 : 0; - if (parmrk) + /* PARMRK doubling check */ + if (c == (unsigned char) '\377' && I_PARMRK(tty)) put_tty_queue(c, ldata); put_tty_queue(c, ldata); } -- 2.20.1