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-rw-r--r--drivers/tty/pty.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index be6a373601b7..79ff3a5e925d 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -441,6 +441,8 @@ static int pty_bsd_ioctl(struct tty_struct *tty,
return pty_get_pktmode(tty, (int __user *)arg);
case TIOCSIG: /* Send signal to other side of pty */
return pty_signal(tty, (int) arg);
+ case TIOCGPTN: /* TTY returns ENOTTY, but glibc expects EINVAL here */
+ return -EINVAL;
}
return -ENOIOCTLCMD;
}