[PATCH] 2.5.18: Fix ramdisk

The following allows the ramdisk to work on 2.5.18; maybe we need a
comment in do_open() ?

drivers/block/rd.c

@@ -379,6 +379,7 @@ static int rd_open(struct inode * inode, struct file * filp)
 		rd_bdev[unit]->bd_openers++;
 		rd_bdev[unit]->bd_block_size = rd_blocksize;
 		rd_bdev[unit]->bd_inode->i_mapping->a_ops = &ramdisk_aops;
+		rd_bdev[unit]->bd_queue = &blk_dev[MAJOR_NR].request_queue;
 	}
 
 	return 0;