1 files changed, 1 insertions, 5 deletions
diff --git a/linux-user/alpha/signal.c b/linux-user/alpha/signal.c
index c5c27ce084..0af0227118 100644
--- a/linux-user/alpha/signal.c
+++ b/linux-user/alpha/signal.c
@@ -257,11 +257,7 @@ long do_rt_sigreturn(CPUAlphaState *env)
     set_sigmask(&set);
 
     restore_sigcontext(env, &frame->uc.tuc_mcontext);
-    if (do_sigaltstack(frame_addr + offsetof(struct target_rt_sigframe,
-                                             uc.tuc_stack),
-                       0, env->ir[IR_SP]) == -EFAULT) {
-        goto badframe;
-    }
+    target_restore_altstack(&frame->uc.tuc_stack, env->ir[IR_SP]);
 
     unlock_user_struct(frame, frame_addr, 0);
     return -TARGET_QEMU_ESIGRETURN;