udev-node: stack directory must exist when adding device node symlink

2021-09-02 08:30:51 +09:00
parent 2f48561e0d
commit 46070dbf26
1 changed files with 6 additions and 5 deletions
@@ -161,12 +161,13 @@ static int link_find_prioritized(sd_device *dev, bool add, const char *stackdir,

        dir = opendir(stackdir);
        if (!dir) {
-                if (errno == ENOENT) {
-                        *ret = TAKE_PTR(target);
-                        return !!*ret;
-                }
+                if (add) /* The stack directory must exist. */
+                        return -errno;
+                if (errno != ENOENT)
+                        return -errno;

-                return -errno;
+                *ret = NULL;
+                return 0;
        }

        r = device_get_device_id(dev, &id);