[MIPS] Wire splice 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 2f2dc54..c05ba05 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -634,6 +634,7 @@
 	sys	sys_pselect6		6
 	sys	sys_ppoll		5
 	sys	sys_unshare		1
+	sys	sys_splice		4
 	.endm
 
 	/* We pre-compute the number of _instruction_ bytes needed to