diff options
Diffstat (limited to 'lib/libc/gen/sem_new.c')
| -rw-r--r-- | lib/libc/gen/sem_new.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/libc/gen/sem_new.c b/lib/libc/gen/sem_new.c index 3ee0272..c5dc7e7 100644 --- a/lib/libc/gen/sem_new.c +++ b/lib/libc/gen/sem_new.c @@ -439,8 +439,10 @@ _sem_post(sem_t *sem) do { count = sem->_kern._count; - if (USEM_COUNT(count) + 1 > SEM_VALUE_MAX) - return (EOVERFLOW); + if (USEM_COUNT(count) + 1 > SEM_VALUE_MAX) { + errno = EOVERFLOW; + return (-1); + } } while (!atomic_cmpset_rel_int(&sem->_kern._count, count, count + 1)); if (count & USEM_HAS_WAITERS) usem_wake(&sem->_kern); |
