[PATCH] fix read capacity for large disks when CONFIG_LBD=n

We shouldn't configure an device that requires LBD if the kernel
doesn't suppoprt it (because we won't be able to see most of it), so
set the capacity to zero in this case.
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

drivers/scsi/sd.c

@@ -1082,9 +1082,12 @@ sd_read_capacity(struct scsi_disk *sdkp, char *diskname,
 				       " READ CAPACITY(16).\n", diskname);
 				longrc = 1;
 				goto repeat;
-			} else {
-				printk(KERN_ERR "%s: too big for kernel.  Assuming maximum 2Tb\n", diskname);
 			}
+			printk(KERN_ERR "%s: too big for this kernel.  Use a "
+			       "kernel compiled with support for large block "
+			       "devices.\n", diskname);
+			sdkp->capacity = 0;
+			goto got_data;
 		}
 		sdkp->capacity = 1 + (((sector_t)buffer[0] << 24) |
 			(buffer[1] << 16) |