From cd3e658d8251de17f3657670f2026d8b22e6a376 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Mon, 4 Jun 2012 17:54:41 +0200
Subject: [PATCH] s3:smbd: add vfs_remove_all_fsp_extensions()

metze
---
 source3/smbd/proto.h |  1 +
 source3/smbd/vfs.c   | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/source3/smbd/proto.h b/source3/smbd/proto.h
index 6358286ab98..693a498026b 100644
--- a/source3/smbd/proto.h
+++ b/source3/smbd/proto.h
@@ -1149,6 +1149,7 @@ void *vfs_add_fsp_extension_notype(vfs_handle_struct *handle,
 				   files_struct *fsp, size_t ext_size,
 				   void (*destroy_fn)(void *p_data));
 void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
+void vfs_remove_all_fsp_extensions(struct files_struct *fsp);
 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
 void *vfs_fetch_fsp_extension(vfs_handle_struct *handle, files_struct *fsp);
 bool smbd_vfs_init(connection_struct *conn);
diff --git a/source3/smbd/vfs.c b/source3/smbd/vfs.c
index 2be6c54a881..60320e60692 100644
--- a/source3/smbd/vfs.c
+++ b/source3/smbd/vfs.c
@@ -261,6 +261,27 @@ void vfs_remove_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
 	}
 }
 
+void vfs_remove_all_fsp_extensions(files_struct *fsp)
+{
+	struct vfs_fsp_data *curr;
+	struct vfs_fsp_data *prev;
+
+	for (curr = fsp->vfs_extension, prev = NULL;
+	     curr;
+	     prev = curr, curr = curr->next)
+	{
+		if (prev) {
+			prev->next = curr->next;
+		} else {
+			fsp->vfs_extension = curr->next;
+		}
+		if (curr->destroy) {
+			curr->destroy(EXT_DATA_AREA(curr));
+		}
+		TALLOC_FREE(curr);
+	}
+}
+
 void *vfs_memctx_fsp_extension(vfs_handle_struct *handle, files_struct *fsp)
 {
 	struct vfs_fsp_data *head;
-- 
2.11.4.GIT