From 23815f88df6c45247f3755dc7857f4013264c04f Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Thu, 18 Jul 2013 19:21:06 -0400
Subject: fix off-by-one error in checks for implementation-internal signal
 numbers

---
 src/signal/sigaddset.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/signal/sigaddset.c')

diff --git a/src/signal/sigaddset.c b/src/signal/sigaddset.c
index d632c6fb..edb48d1c 100644
--- a/src/signal/sigaddset.c
+++ b/src/signal/sigaddset.c
@@ -4,7 +4,7 @@
 int sigaddset(sigset_t *set, int sig)
 {
 	unsigned s = sig-1;
-	if (s >= 8*sizeof(sigset_t) || s-32U<3) {
+	if (s >= 8*sizeof(sigset_t) || sig-32U<3) {
 		errno = EINVAL;
 		return -1;
 	}
-- 
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