parse: cleanup difference between profile and normal options

Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/options.c b/options.c
index 5ee70be..9f6bc8d 100644
--- a/options.c
+++ b/options.c
@@ -3740,7 +3740,7 @@
 		if (o->type != FIO_OPT_STR_STORE)
 			continue;
 
-		ptr = td_var(data, o->off1);
+		ptr = td_var(data, o, o->off1);
 		if (*ptr)
 			*ptr = strdup(*ptr);
 	}