powerpc/spufs: Remove double check for non-negative dentry

This patch removes an unnecessary double check if the dentry returned by
lookup_create() is actually non-negative. Since lookup_create() itself returns
an error in this case just remove the check.
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/platforms/cell/spufs/inode.c

@@ -631,10 +631,6 @@ long spufs_create(struct nameidata *nd, unsigned int flags, mode_t mode,
 	if (IS_ERR(dentry))
 		goto out_dir;
 
-	ret = -EEXIST;
-	if (dentry->d_inode)
-		goto out_dput;
-
 	mode &= ~current_umask();
 
 	if (flags & SPU_CREATE_GANG)