presence of RS485 ioctls has been unconditional since 2014 (77021f8b) · Commits · e / devices / android_kernel_fairphone_FP5

fs/compat_ioctl.c

+0 −4

Original line number	Diff line number	Diff line
		@@ -749,12 +749,8 @@ COMPATIBLE_IOCTL(TIOCOUTQ)
		COMPATIBLE_IOCTL(TIOCSPGRP)
		COMPATIBLE_IOCTL(TIOCGPGRP)
		COMPATIBLE_IOCTL(TIOCSERGETLSR)
		#ifdef TIOCSRS485
		COMPATIBLE_IOCTL(TIOCSRS485)
		#endif
		#ifdef TIOCGRS485
		COMPATIBLE_IOCTL(TIOCGRS485)
		#endif
		#ifdef TCGETS2
		COMPATIBLE_IOCTL(TCGETS2)
		COMPATIBLE_IOCTL(TCSETS2)