[PATCH] switch all filesystems over to d_obtain_alias

Switch all users of d_alloc_anon to d_obtain_alias.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 48799ba..d3438c7 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -311,11 +311,10 @@
 		return new_fd;
 	}
 
-	dentry = d_alloc_anon(inode);
-	if (dentry == NULL) {
-		iput(inode);
+	dentry = d_obtain_alias(inode);
+	if (IS_ERR(dentry)) {
 		put_unused_fd(new_fd);
-		return -XFS_ERROR(ENOMEM);
+		return PTR_ERR(dentry);
 	}
 
 	/* Ensure umount returns EBUSY on umounts while this file is open. */