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| author | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
|---|---|---|
| committer | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
| commit | 65145fa4c81da358fcbc3b650156dab705dfa34e (patch) | |
| tree | 55c065b6730aaac2afb6c29933ee6ec5fa4c4249 /lib/libc/gen/sem_new.c | |
| parent | 60ff4eb0dff94a04d75d0d52a3957aaaf5f8c693 (diff) | |
| parent | e6b664c390af88d4a87208bc042ce503da664c3b (diff) | |
| download | FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.zip FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.tar.gz | |
Merge sync of head
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); |
