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 <[email protected]> Signed-off-by: Alan Cox <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
aosmith · Sep 21, 2012 · 84c3b84 · 84c3b84
1 parent 7b6d45c
commit 84c3b84
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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)