mips: switch to generic compat rt_sigpending()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 06fae3f..22fd9c1 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -388,7 +388,7 @@
 	PTR	sys32_rt_sigreturn
 	PTR	sys_32_rt_sigaction
 	PTR	compat_sys_rt_sigprocmask 	/* 4195 */
-	PTR	sys_32_rt_sigpending
+	PTR	compat_sys_rt_sigpending
 	PTR	compat_sys_rt_sigtimedwait
 	PTR	sys_32_rt_sigqueueinfo
 	PTR	compat_sys_rt_sigsuspend