From 23815f88df6c45247f3755dc7857f4013264c04f Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Thu, 18 Jul 2013 19:21:06 -0400 Subject: [PATCH] fix off-by-one error in checks for implementation-internal signal numbers --- src/signal/sigaddset.c | 2 +- src/signal/sigdelset.c | 2 +- src/signal/sigismember.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) 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; } diff --git a/src/signal/sigdelset.c b/src/signal/sigdelset.c index f8794ad6..a77c638f 100644 --- a/src/signal/sigdelset.c +++ b/src/signal/sigdelset.c @@ -4,7 +4,7 @@ int sigdelset(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; } diff --git a/src/signal/sigismember.c b/src/signal/sigismember.c index d3de6efb..e887b95f 100644 --- a/src/signal/sigismember.c +++ b/src/signal/sigismember.c @@ -4,7 +4,7 @@ int sigismember(const 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; } -- 2.25.1