[PATCH] tty: let tiocmset pass TIOCM_LOOP changes to the tty drivers.

276fccf5 · Greg Kroah-Hartman · 2c0bec02 · 276fccf5
Commit 276fccf5 authored Apr 24, 2003 by Greg Kroah-Hartman
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drivers/char/tty_io.c drivers/char/tty_io.c +2 -2

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--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1700,8 +1700,8 @@ tty_tiocmset(struct tty_struct *tty, struct file *file, unsigned int cmd,
 			break;
 		}

-		set &= TIOCM_DTR|TIOCM_RTS|TIOCM_OUT1|TIOCM_OUT2;
-		clear &= TIOCM_DTR|TIOCM_RTS|TIOCM_OUT1|TIOCM_OUT2;
+		set &= TIOCM_DTR|TIOCM_RTS|TIOCM_OUT1|TIOCM_OUT2|TIOCM_LOOP;
+		clear &= TIOCM_DTR|TIOCM_RTS|TIOCM_OUT1|TIOCM_OUT2|TIOCM_LOOP;

 		retval = tty->driver->tiocmset(tty, file, set, clear);
 	}