cmd: missing break in test_write_limit()

In test_write_limit() an unintended fall-through occurs.

Suggested-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/cmd/tpm_test.c b/cmd/tpm_test.c
index b35eae8..c4ed8e5 100644
--- a/cmd/tpm_test.c
+++ b/cmd/tpm_test.c
@@ -471,6 +471,7 @@
 			break;
 		case TPM_MAXNVWRITES:
 			assert(i >= TPM_MAX_NV_WRITES_NOOWNER);
+			break;
 		default:
 			pr_err("\tunexpected error code %d (0x%x)\n",
 			      result, result);