From: Nicolas François <nicolas.francois@centraliens.net>
Date: Tue, 20 Aug 2013 00:00:11 +0000 (+0200)
Subject: Check for sigfillset() failure.
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=3148a41f4b730b98a82ba5a30674b81d925161d8;p=thirdparty%2Fshadow.git

Check for sigfillset() failure.

	* src/su.c: Check for sigfillset() failure.
---

diff --git a/ChangeLog b/ChangeLog
index 162f9164e..28fcf1368 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-08-20  Nicolas François  <nicolas.francois@centraliens.net>
+
+	* src/su.c: Check for sigfillset() failure.
+
 2013-08-19  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* src/su.c: Report error message rather than errno.
diff --git a/src/su.c b/src/su.c
index c65ace78c..47262906c 100644
--- a/src/su.c
+++ b/src/su.c
@@ -410,8 +410,8 @@ static void handle_session (void)
 	}
 
 	/* parent only */
-	sigfillset (&ourset);
-	if (sigprocmask (SIG_BLOCK, &ourset, NULL) != 0) {
+	if (   (sigfillset (&ourset) != 0)
+	    || (sigprocmask (SIG_BLOCK, &ourset, NULL) != 0)) {
 		(void) fprintf (stderr,
 		                _("%s: signal malfunction\n"),
 		                Prog);