From ece29bdea16680f2c3858245a3afdc52f3553929 Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <Todd.Miller@courtesan.com>
Date: Tue, 14 Sep 2010 09:25:52 -0400
Subject: [PATCH] Use SIG_SETMASK when resetting signal mask instead of
 SIG_UNBLOCK.

---
 src/sudo.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sudo.c b/src/sudo.c
index 03a63efcf..aff798130 100644
--- a/src/sudo.c
+++ b/src/sudo.c
@@ -131,8 +131,8 @@ main(int argc, char *argv[], char *envp[])
 	errorx(1, "must be setuid root");
 
     /* Reset signal mask, disable core dumps and make sure fds 0-2 are open. */
-    (void) sigfillset(&mask);
-    (void) sigprocmask(SIG_UNBLOCK, &mask, NULL);
+    (void) sigemptyset(&mask);
+    (void) sigprocmask(SIG_SETMASK, &mask, NULL);
     disable_coredumps();
     fix_fds();