[PATCH 35/50] synclink: reduce pointless checks in ->ioctl()

[Al Viro]

From: Al Viro <v...@zeniv.linux.org.uk>

it's never getting called with TIOC[SG]SERIAL anymore (nor has
it ever supported those, while we are at it)

Signed-off-by: Al Viro <v...@zeniv.linux.org.uk>
---
 drivers/char/pcmcia/synclink_cs.c | 3 +--
 drivers/tty/synclink.c            | 3 +--
 drivers/tty/synclink_gt.c         | 3 +--
 drivers/tty/synclinkmp.c          | 3 +--
 4 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/char/pcmcia/synclink_cs.c 
b/drivers/char/pcmcia/synclink_cs.c
index 66b04194aa9f..82f9a6a814ae 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -2237,8 +2237,7 @@ static int mgslpc_ioctl(struct tty_struct *tty,
        if (mgslpc_paranoia_check(info, tty->name, "mgslpc_ioctl"))
                return -ENODEV;
 
-       if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
-           (cmd != TIOCMIWAIT)) {
+       if (cmd != TIOCMIWAIT) {
                if (tty_io_error(tty))
                    return -EIO;
        }
diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c
index fbdf4d01c6a9..d55c858d6058 100644
--- a/drivers/tty/synclink.c
+++ b/drivers/tty/synclink.c
@@ -2959,8 +2959,7 @@ static int mgsl_ioctl(struct tty_struct *tty,
        if (mgsl_paranoia_check(info, tty->name, "mgsl_ioctl"))
                return -ENODEV;
 
-       if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
-           (cmd != TIOCMIWAIT)) {
+       if (cmd != TIOCMIWAIT) {
                if (tty_io_error(tty))
                    return -EIO;
        }
diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c
index a94086597ebd..b8287a010336 100644
--- a/drivers/tty/synclink_gt.c
+++ b/drivers/tty/synclink_gt.c
@@ -1029,8 +1029,7 @@ static int ioctl(struct tty_struct *tty,
                return -ENODEV;
        DBGINFO(("%s ioctl() cmd=%08X\n", info->device_name, cmd));
 
-       if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
-           (cmd != TIOCMIWAIT)) {
+       if (cmd != TIOCMIWAIT) {
                if (tty_io_error(tty))
                    return -EIO;
        }
diff --git a/drivers/tty/synclinkmp.c b/drivers/tty/synclinkmp.c
index 1e4d5b9c981a..fcb91bf7a15b 100644
--- a/drivers/tty/synclinkmp.c
+++ b/drivers/tty/synclinkmp.c
@@ -1259,8 +1259,7 @@ static int ioctl(struct tty_struct *tty,
        if (sanity_check(info, tty->name, "ioctl"))
                return -ENODEV;
 
-       if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
-           (cmd != TIOCMIWAIT)) {
+       if (cmd != TIOCMIWAIT) {
                if (tty_io_error(tty))
                    return -EIO;
        }
-- 
2.11.0