compat_ioctl: Add RS-485 IOCTLs to the list

The RS-485 TIOCSRS485 and TIOCGRS485 ioctls are 32-bit compatible, so
in order to call them on 64-bit systems from 32-bit user mode, we add
them to the ioctl pointer list as compatible ioctls.

Signed-off-by: Jaeden Amero <jaeden.amero@ni.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index debdfe0fc809..85dfebfe6820 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -866,6 +866,8 @@ COMPATIBLE_IOCTL(TIOCGPTN)
 COMPATIBLE_IOCTL(TIOCSPTLCK)
 COMPATIBLE_IOCTL(TIOCSERGETLSR)
 COMPATIBLE_IOCTL(TIOCSIG)
+COMPATIBLE_IOCTL(TIOCSRS485)
+COMPATIBLE_IOCTL(TIOCGRS485)
 #ifdef TCGETS2
 COMPATIBLE_IOCTL(TCGETS2)
 COMPATIBLE_IOCTL(TCSETS2)