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Diffstat (limited to 'src/thread/pthread_key_create.c')
-rw-r--r--src/thread/pthread_key_create.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/thread/pthread_key_create.c b/src/thread/pthread_key_create.c
index c29935c1..ef8a755d 100644
--- a/src/thread/pthread_key_create.c
+++ b/src/thread/pthread_key_create.c
@@ -14,7 +14,13 @@ int pthread_key_create(pthread_key_t *k, void (*dtor)(void *))
unsigned i = (uintptr_t)&k / 16 % PTHREAD_KEYS_MAX;
unsigned j = i;
- __pthread_self_init();
+ if (libc.has_thread_pointer) {
+ pthread_t self = __pthread_self();
+ /* This can only happen in the main thread before
+ * pthread_create has been called. */
+ if (!self->tsd) self->tsd = __pthread_tsd_main;
+ }
+
if (!dtor) dtor = nodtor;
do {
if (!a_cas_p(keys+j, 0, (void *)dtor)) {