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From 2ee5199a51c48eb4441431de9634d681cc7f2022 Mon Sep 17 00:00:00 2001
From: Zhang Xiao <xiao.zhang@windriver.com>
Date: Wed, 27 Aug 2014 13:34:15 +0800
Subject: [PATCH 3/7] yaffs: Avoid setting any ACL releated xattr
YAFFS doesn't sopport ACL yet, it must refuse any related settings.
Signed-off-by: Zhang Xiao <xiao.zhang@windriver.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
---
fs/yaffs2/yaffs_vfs.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fs/yaffs2/yaffs_vfs.c b/fs/yaffs2/yaffs_vfs.c
index f4c5ba95d51d..611ef43d9825 100644
--- a/fs/yaffs2/yaffs_vfs.c
+++ b/fs/yaffs2/yaffs_vfs.c
@@ -970,6 +970,12 @@ static int yaffs_setxattr(struct dentry *dentry, const char *name,
yaffs_trace(YAFFS_TRACE_OS, "yaffs_setxattr of object %d", obj->obj_id);
+ /* Currently we don't support posix ACL so never accept any settings
+ * start with "system.posix_acl_".
+ */
+ if (strncmp(name, "system.posix_acl_", 17))
+ error = -EOPNOTSUPP;
+
if (error == 0) {
int result;
dev = obj->my_dev;
--
2.19.1
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