fix serious bug in pthread_join

[musl] / src / thread / pthread_join.c

diff --git a/src/thread/pthread_join.c b/src/thread/pthread_join.c
index 1b0c4f3..86191f2 100644 (file)
--- a/src/thread/pthread_join.c
+++ b/src/thread/pthread_join.c
@@ -6,8 +6,8 @@ static void dummy(void *p)
 
 int pthread_join(pthread_t t, void **res)
 {
-       int tmp = t->tid;
-       if (tmp) __timedwait(&t->tid, tmp, 0, 0, dummy, 0, 0);
+       int tmp;
+       while ((tmp = t->tid)) __timedwait(&t->tid, tmp, 0, 0, dummy, 0, 0);
        if (res) *res = t->result;
        if (t->map_base) munmap(t->map_base, t->map_size);
        return 0;