cciss: Fix free issue

index 8f4ef65..7b729ca 100644
@@ -321,7 +321,7 @@ static SGDescriptor_struct **cciss_allocate_sg_chain_blocks(
 	}
 	return cmd_sg_list;
 clean:
-	cciss_free_sg_chain_blocks(cmd_sg_list, nr_cmds);
+	cciss_free_sg_chain_blocks(cmd_sg_list, j);
 	return NULL;
 }