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 ec1a2fd..7b04ef0 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 (count + 1 > SEM_VALUE_MAX) - return (EOVERFLOW); + if (count + 1 > SEM_VALUE_MAX) { + errno = EOVERFLOW; + return (-1); + } } while(!atomic_cmpset_rel_int(&sem->_kern._count, count, count+1)); (void)usem_wake(&sem->_kern); return (0); |
