zdtm: fix silly goto loop in static/shm

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: Andrey Vagin <avagin@gmail.com>

test/zdtm/live/static/shm.c

@@ -166,7 +166,6 @@ out_shm:
 	if (ret < 0) {
 		fail("Failed (2) to destroy segment: %d\n", -errno);
 		fail_count++;
-		goto out_shm;
 	}
 	if (fail_count == 0)
 		pass();