From dfca03df0761c526bba84af0baa37ac9dbb5b42d Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Fri, 28 Apr 2017 10:35:45 +0000 Subject: Fix NSIG definition (max+1 instead of max) --- src/libstddjb/sig_stack.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/libstddjb/sig_stack.c') diff --git a/src/libstddjb/sig_stack.c b/src/libstddjb/sig_stack.c index c414a88..5897f63 100644 --- a/src/libstddjb/sig_stack.c +++ b/src/libstddjb/sig_stack.c @@ -7,12 +7,12 @@ #include #include -static struct skasigaction skasigstack[NSIG][SIGSTACKSIZE] ; -static unsigned int sigsp[NSIG] ; +static struct skasigaction skasigstack[NSIG-1][SIGSTACKSIZE] ; +static unsigned int sigsp[NSIG-1] ; int sig_pusha (int sig, struct skasigaction const *ssa) { - if ((sig <= 0) || (sig > NSIG)) return (errno = EINVAL, -1) ; + if ((sig <= 0) || (sig >= NSIG)) return (errno = EINVAL, -1) ; if (sigsp[sig-1] >= SIGSTACKSIZE) return (errno = ENOBUFS, -1) ; if (skasigaction(sig, ssa, &skasigstack[sig-1][sigsp[sig-1]]) == -1) return -1 ; @@ -21,7 +21,7 @@ int sig_pusha (int sig, struct skasigaction const *ssa) int sig_pop (int sig) { - if ((sig <= 0) || (sig > NSIG)) return (errno = EINVAL, -1) ; + if ((sig <= 0) || (sig >= NSIG)) return (errno = EINVAL, -1) ; if (!sigsp[sig-1]) return (errno = EFAULT, -1); if (skasigaction(sig, &skasigstack[sig-1][sigsp[sig-1]-1], 0) == -1) return -1 ; -- cgit v1.3.1