From: miod <miod@openbsd.org>
Date: Fri, 12 Aug 2022 17:19:52 +0000 (+0000)
Subject: Make sure we don't pass uninitialized siginfo values to trapsignal(); from
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=f46ffae94be21408e0f595a56a8480f9a9314303;p=openbsd

Make sure we don't pass uninitialized siginfo values to trapsignal(); from
clang via jsg@, ok jsg@
---

diff --git a/sys/arch/alpha/alpha/trap.c b/sys/arch/alpha/alpha/trap.c
index 0915657ccf5..c80e0141d91 100644
--- a/sys/arch/alpha/alpha/trap.c
+++ b/sys/arch/alpha/alpha/trap.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: trap.c,v 1.101 2022/08/10 10:41:35 miod Exp $ */
+/* $OpenBSD: trap.c,v 1.102 2022/08/12 17:19:52 miod Exp $ */
 /* $NetBSD: trap.c,v 1.52 2000/05/24 16:48:33 thorpej Exp $ */
 
 /*-
@@ -224,6 +224,7 @@ trap(a0, a1, a2, entry, framep)
 	p = curproc;
 	ucode = 0;
 	v = 0;
+	typ = SI_NOINFO;
 	framep->tf_regs[FRAME_SP] = alpha_pal_rdusp();
 	user = (framep->tf_regs[FRAME_PS] & ALPHA_PSL_USERMODE) != 0;
 	if (user) {
diff --git a/sys/arch/hppa/hppa/trap.c b/sys/arch/hppa/hppa/trap.c
index 36827bc23a8..d5080df7e3e 100644
--- a/sys/arch/hppa/hppa/trap.c
+++ b/sys/arch/hppa/hppa/trap.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: trap.c,v 1.157 2022/07/20 05:56:34 deraadt Exp $	*/
+/*	$OpenBSD: trap.c,v 1.158 2022/08/12 17:19:52 miod Exp $	*/
 
 /*
  * Copyright (c) 1998-2004 Michael Shalayeff
@@ -272,6 +272,7 @@ trap(int type, struct trapframe *frame)
 		KERNEL_UNLOCK();
 #endif
 		/* pass to user debugger */
+		sv.sival_int = va;
 		trapsignal(p, SIGTRAP, type & ~T_USER, code, sv);
 		}
 		break;
@@ -282,6 +283,7 @@ trap(int type, struct trapframe *frame)
 		ss_clear_breakpoints(p);
 		KERNEL_UNLOCK();
 		/* pass to user debugger */
+		sv.sival_int = va;
 		trapsignal(p, SIGTRAP, type & ~T_USER, TRAP_TRACE, sv);
 		break;
 #endif