diff --git a/[refs] b/[refs]
index afbda8622fa3..18ae1d934782 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6dcfca78d4c036c9d012f913e2a622aae218827f
+refs/heads/master: 28f223782bca914ae65d08234c57c2175ecd7f5d
diff --git a/trunk/arch/s390/kernel/compat_signal.c b/trunk/arch/s390/kernel/compat_signal.c
index 5291b5f8788d..b4c815d8ef75 100644
--- a/trunk/arch/s390/kernel/compat_signal.c
+++ b/trunk/arch/s390/kernel/compat_signal.c
@@ -430,7 +430,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
 
 	/* This is the X/Open sanctioned signal stack switching.  */
 	if (ka->sa.sa_flags & SA_ONSTACK) {
-		if (! on_sig_stack(sp))
+		if (! sas_ss_flags(sp))
 			sp = current->sas_ss_sp + current->sas_ss_size;
 	}