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fix off-by-one error in checks for implementation-internal signal numbers

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This commit is contained in:
Rich Felker 2013-07-18 19:21:06 -04:00
commit 23815f88df
3 changed files with 3 additions and 3 deletions
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2
src/signal/sigaddset.c
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@ -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;
}

2
src/signal/sigdelset.c
View file

@ -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;
}

2
src/signal/sigismember.c
View file

@ -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;
}