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-rw-r--r--fs/compat_ioctl.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index debdfe0fc809..59f8db4a39a7 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -866,6 +866,12 @@ COMPATIBLE_IOCTL(TIOCGPTN)
COMPATIBLE_IOCTL(TIOCSPTLCK)
COMPATIBLE_IOCTL(TIOCSERGETLSR)
COMPATIBLE_IOCTL(TIOCSIG)
+#ifdef TIOCSRS485
+COMPATIBLE_IOCTL(TIOCSRS485)
+#endif
+#ifdef TIOCGRS485
+COMPATIBLE_IOCTL(TIOCGRS485)
+#endif
#ifdef TCGETS2
COMPATIBLE_IOCTL(TCGETS2)
COMPATIBLE_IOCTL(TCSETS2)