add O_NOFOLLOW when creating files in link stack

diff --git a/udev/udev-node.c b/udev/udev-node.c
index 34de268464e5234cf21f5173392c45e2b57b2add..2a2c2cf0b46409de1af626d69032e5c7451b8d96 100644 (file)
--- a/udev/udev-node.c
+++ b/udev/udev-node.c
@@ -323,7 +323,7 @@ static void link_update(struct udev_device *dev, const char *slink, bool add)
                        err = util_create_path(udev, filename);
                        if (err != 0 && err != -ENOENT)
                                break;
-                       fd = open(filename, O_WRONLY|O_CREAT, 0444);
+                       fd = open(filename, O_WRONLY|O_CREAT|O_NOFOLLOW, 0444);
                        if (fd >= 0)
                                close(fd);
                        else