Correctly align the dm_target_spec structures during retrieve_status().

This patch applies to both 2.4 and 2.6 kernels.

--- diff/drivers/md/dm-ioctl.c	2004-04-05 12:57:08.000000000 +0100
+++ source/drivers/md/dm-ioctl.c	2004-04-07 11:32:30.744839656 +0100
@@ -828,7 +828,7 @@ static void retrieve_status(struct dm_ta
 		outptr += strlen(outptr) + 1;
 		used = param->data_start + (outptr - outbuf);
 
-		align_ptr(outptr);
+		outptr = align_ptr(outptr);
 		spec->next = outptr - outbuf;
 	}
 
