diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index cf8a1cd7a62ea9f7b0d842806f49decd66bb45fe..fa4009761a7ac8c51bd8bf93325c3b3e9aebf971 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1030,7 +1030,7 @@ int fuse_allow_current_process(struct fuse_conn *fc)
 	const struct cred *cred;
 
 	if (fc->allow_other)
-		return 1;
+		return current_in_userns(fc->user_ns);
 
 	cred = current_cred();
 	if (uid_eq(cred->euid, fc->user_id) &&
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index 246d4d4ce5c70cde4b5c9ed7fd33f54c1efe5a3e..492c255e6c5a31ee135004123193310a8e6e3ce2 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -1235,6 +1235,7 @@ bool current_in_userns(const struct user_namespace *target_ns)
 {
 	return in_userns(target_ns, current_user_ns());
 }
+EXPORT_SYMBOL(current_in_userns);
 
 static inline struct user_namespace *to_user_ns(struct ns_common *ns)
 {