X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fsem_timedwait.c;h=6d0d0114220890b1a6557cfe50a8c8327fc2dfb2;hb=f143458223f90262a9c2d929f9e815a74e3aa139;hp=4e12389cefc4cae94d6e96e7a3b4d9caba6c7468;hpb=ec381af90208a5675183202cf05078eac208edfb;p=musl

diff --git a/src/thread/sem_timedwait.c b/src/thread/sem_timedwait.c
index 4e12389c..6d0d0114 100644
--- a/src/thread/sem_timedwait.c
+++ b/src/thread/sem_timedwait.c
@@ -6,13 +6,14 @@ static void cleanup(void *p)
 	a_dec(p);
 }
 
-int sem_timedwait(sem_t *sem, const struct timespec *at)
+int sem_timedwait(sem_t *restrict sem, const struct timespec *restrict at)
 {
 	while (sem_trywait(sem)) {
 		int r;
 		a_inc(sem->__val+1);
 		a_cas(sem->__val, 0, -1);
 		r = __timedwait(sem->__val, -1, CLOCK_REALTIME, at, cleanup, sem->__val+1, 0);
+		a_dec(sem->__val+1);
 		if (r) {
 			errno = r;
 			return -1;