synclink: reduce pointless checks in ->ioctl()

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 <viro@zeniv.linux.org.uk>

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;
         }