From c983294872ebccd4aacf1b8dd694ac2170feadc3 Mon Sep 17 00:00:00 2001
From: "arnd@arndb.de" <arnd@arndb.de>
Date: Mon, 19 Jun 2006 20:33:34 +0200
Subject: [POWERPC] spufs: fail spu_create with invalid flags

At this time, all flags are invalid. Since we are
planning to actually add valid flags in the future,
we better check if any were passed by the user.

Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index fed511a..1987697 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -304,6 +304,10 @@ long spufs_create_thread(struct nameidata *nd,
 	    nd->dentry != nd->dentry->d_sb->s_root)
 		goto out;
 
+	/* all flags are reserved */
+	if (flags)
+		goto out;
+
 	dentry = lookup_create(nd, 1);
 	ret = PTR_ERR(dentry);
 	if (IS_ERR(dentry))
-- 
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