Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

===================================================================
RCS file: /ftp/cvs/cvsroot/src/sys/compat/linux32/common/linux32_signal.c,v
rcsdiff: /ftp/cvs/cvsroot/src/sys/compat/linux32/common/linux32_signal.c,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.19
retrieving revision 1.20
diff -u -p -r1.19 -r1.20
--- src/sys/compat/linux32/common/linux32_signal.c	2018/01/07 21:16:00	1.19
+++ src/sys/compat/linux32/common/linux32_signal.c	2019/08/23 08:31:11	1.20
@@ -1,4 +1,4 @@
-/*	$NetBSD: linux32_signal.c,v 1.19 2018/01/07 21:16:00 christos Exp $ */
+/*	$NetBSD: linux32_signal.c,v 1.20 2019/08/23 08:31:11 maxv Exp $ */
 
 /*-
  * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: linux32_signal.c,v 1.19 2018/01/07 21:16:00 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: linux32_signal.c,v 1.20 2019/08/23 08:31:11 maxv Exp $");
 
 #include <sys/param.h>
 #include <sys/ucred.h>
@@ -232,6 +232,7 @@ native_to_linux32_sigaction(struct linux
 void
 native_to_linux32_sigaltstack(struct linux32_sigaltstack *lss, const struct sigaltstack *bss)
 {
+	memset(lss, 0, sizeof(*lss));
 	NETBSD32PTR32(lss->ss_sp, bss->ss_sp);
 	lss->ss_size = bss->ss_size;
 	if (bss->ss_flags & SS_ONSTACK)