[MIPS] Wire up the fallocate syscall.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index ae985d1..82480a1 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -662,6 +662,7 @@
 	sys	sys_signalfd		3
 	sys	sys_timerfd		4
 	sys	sys_eventfd		1
+	sys	sys_fallocate		6	/* 4320 */
 	.endm
 
 	/* We pre-compute the number of _instruction_ bytes needed to