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Diffstat (limited to 'nptl/sysdeps/pthread/pthread_cond_timedwait.c')
-rw-r--r--nptl/sysdeps/pthread/pthread_cond_timedwait.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/nptl/sysdeps/pthread/pthread_cond_timedwait.c b/nptl/sysdeps/pthread/pthread_cond_timedwait.c
index c6606c9bf9..fdbf43eae8 100644
--- a/nptl/sysdeps/pthread/pthread_cond_timedwait.c
+++ b/nptl/sysdeps/pthread/pthread_cond_timedwait.c
@@ -99,7 +99,8 @@ __pthread_cond_timedwait (cond, mutex, abstime)
INTERNAL_SYSCALL_DECL (err);
int ret;
ret = INTERNAL_SYSCALL (clock_gettime, err, 2,
- cond->__data.__nwaiters & COND_CLOCK_BITS,
+ (cond->__data.__nwaiters
+ & ((1 << COND_CLOCK_BITS) - 1)),
&rt);
# ifndef __ASSUME_POSIX_TIMERS
if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (ret, err), 0))