[src/netbsd-8]: src/external/bsd/top/dist Pull up following revision(s) (requ...

[martin <martin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/ec27ba45f247
branches:  netbsd-8
changeset: 435047:ec27ba45f247
user:      martin <martin%NetBSD.org@localhost>
date:      Sat Jun 09 15:37:57 2018 +0000

description:
Pull up following revision(s) (requested by kamil in ticket #871):

        external/bsd/top/dist/top.c: revision 1.10

Fix unitialized signal mask passed to sigaction(2) in top(1)

Detected with Memory Sanitizer during the integration of sanitizers with
the NetBSD basesystem.

Reported by <Yang Zheng>

diffstat:

 external/bsd/top/dist/top.c |  1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diffs (11 lines):

diff -r 11bd042d36c1 -r ec27ba45f247 external/bsd/top/dist/top.c
--- a/external/bsd/top/dist/top.c       Sat Jun 09 15:35:37 2018 +0000
+++ b/external/bsd/top/dist/top.c       Sat Jun 09 15:37:57 2018 +0000
@@ -135,6 +135,7 @@
 #ifdef HAVE_SIGACTION
     struct sigaction action;
 
+    sigemptyset(&action.sa_mask);
     action.sa_handler = handler;
     action.sa_flags = 0;
     (void) sigaction(sig, &action, NULL);