diff mbox series

[30/70] mxser: remove MOXA_HighSpeedOn ioctl

Message ID 20210618061516.662-31-jslaby@suse.cz
State New
Headers show
Series mxser: cleanup | expand

Commit Message

Jiri Slaby June 18, 2021, 6:14 a.m. UTC 
1) The semantics are defined exactly nowhere.
2) The ioctl definition was never exposed to userspace, so noone should
   actually be reliably using this.
3) It's not even mentioned in any of the mxser utilities.

Provided the above, remove this mxser-special ioctl.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 drivers/tty/mxser.c | 3 ---
 1 file changed, 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index ca417d9a03cf..586fa3575673 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -50,7 +50,6 @@ 
  */
 
 #define MOXA			0x400
-#define MOXA_HighSpeedOn	(MOXA + 61)
 #define MOXA_SET_OP_MODE	(MOXA + 66)
 #define MOXA_GET_OP_MODE	(MOXA + 67)
 
@@ -1495,8 +1494,6 @@  static int mxser_ioctl(struct tty_struct *tty,
 
 		return wait_event_interruptible(info->port.delta_msr_wait,
 				mxser_cflags_changed(info, arg, &cnow));
-	case MOXA_HighSpeedOn:
-		return put_user(info->baud_base != 115200 ? 1 : 0, (int __user *)argp);
 	default:
 		return -ENOIOCTLCMD;
 	}