getservbyport_r: fix out-of-bounds buffer read

[musl] / src / thread / pthread_barrier_wait.c

diff --git a/src/thread/pthread_barrier_wait.c b/src/thread/pthread_barrier_wait.c
index 06b83db..cc2a8bb 100644 (file)
--- a/src/thread/pthread_barrier_wait.c
+++ b/src/thread/pthread_barrier_wait.c
@@ -84,7 +84,7 @@ int pthread_barrier_wait(pthread_barrier_t *b)
                        a_spin();
                a_inc(&inst->finished);
                while (inst->finished == 1)
-                       __syscall(SYS_futex,&inst->finished,FUTEX_WAIT|128,1,0) != -ENOSYS
+                       __syscall(SYS_futex,&inst->finished,FUTEX_WAIT|FUTEX_PRIVATE,1,0) != -ENOSYS
                        || __syscall(SYS_futex,&inst->finished,FUTEX_WAIT,1,0);
                return PTHREAD_BARRIER_SERIAL_THREAD;
        }