From 2ee5199a51c48eb4441431de9634d681cc7f2022 Mon Sep 17 00:00:00 2001 From: Zhang Xiao 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 Signed-off-by: Bruce Ashfield --- 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