mymalloc.h: set mode with O_TMPFILE

Although we never vivify the O_TMPFILE to an non-FS path (via
linkat(2)), glibc may still complain about it since it doesn't
know we never call linkat(2)

1 files changed, 1 insertions, 1 deletions

diff --git a/mymalloc.h b/mymalloc.h
index eda669f..6b5a22d 100644
--- a/mymalloc.h
+++ b/mymalloc.h
@@ -65,7 +65,7 @@ static void *my_mmap(size_t size)
         if (!tmpdir)
                 tmpdir = "/tmp";
 
-        fd = open(tmpdir, O_TMPFILE|O_RDWR|S_IRUSR|S_IWUSR);
+        fd = open(tmpdir, O_TMPFILE|O_RDWR|S_IRUSR|S_IWUSR, 0600);
         if (fd < 0) {
                 flags |= MAP_ANONYMOUS;
         } else {