From ecf46259e7e89e8a77cb81f0aef45a3060dd5faf Mon Sep 17 00:00:00 2001
From: Pawel Dziepak <pdziepak@quarnos.org>
Date: Thu, 28 Jun 2012 18:49:19 +0200
Subject: [PATCH] nfs4: Do not release locks if cookie is NULL

---
 src/add-ons/kernel/file_systems/nfs4/kernel_interface.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/add-ons/kernel/file_systems/nfs4/kernel_interface.cpp b/src/add-ons/kernel/file_systems/nfs4/kernel_interface.cpp
index cec47e3710..9eee937ebd 100644
--- a/src/add-ons/kernel/file_systems/nfs4/kernel_interface.cpp
+++ b/src/add-ons/kernel/file_systems/nfs4/kernel_interface.cpp
@@ -514,6 +514,10 @@ nfs4_release_lock(fs_volume* volume, fs_vnode* vnode, void* _cookie,
 			const struct flock* lock)
 {
 	Inode* inode = reinterpret_cast<Inode*>(vnode->private_node);
+
+	if (inode->Type() == S_IFDIR || inode->Type() == S_IFLNK)
+		return B_OK;
+
 	OpenFileCookie* cookie = reinterpret_cast<OpenFileCookie*>(_cookie);
 	if (lock != NULL)
 		return inode->ReleaseLock(cookie, lock);