always add memory streams to stdio open file list

[musl] / src / stdio / fmemopen.c

diff --git a/src/stdio/fmemopen.c b/src/stdio/fmemopen.c
index 91d52bc..d784960 100644 (file)
--- a/src/stdio/fmemopen.c
+++ b/src/stdio/fmemopen.c
@@ -108,12 +108,13 @@ FILE *fmemopen(void *restrict buf, size_t size, const char *restrict mode)
        f->seek = mseek;
        f->close = mclose;
 
-       if (!libc.threaded) {
-               f->lock = -1;
-               f->next = libc.ofl_head;
-               if (libc.ofl_head) libc.ofl_head->prev = f;
-               libc.ofl_head = f;
-       }
+       if (!libc.threaded) f->lock = -1;
+
+       OFLLOCK();
+       f->next = libc.ofl_head;
+       if (libc.ofl_head) libc.ofl_head->prev = f;
+       libc.ofl_head = f;
+       OFLUNLOCK();
 
        return f;
 }