From c910e2e2da49036496a5b8b34425043675218d51 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 23 Jul 2014 06:55:15 -0600
Subject: dm: Avoid accessing uclasses before they are ready

Don't allow access to uclasses before they have been initialised.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 test/dm/core.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test/dm')

diff --git a/test/dm/core.c b/test/dm/core.c
index 24e0b6b898..b0cfb42c85 100644
--- a/test/dm/core.c
+++ b/test/dm/core.c
@@ -570,3 +570,17 @@ static int dm_test_pre_reloc(struct dm_test_state *dms)
 	return 0;
 }
 DM_TEST(dm_test_pre_reloc, 0);
+
+static int dm_test_uclass_before_ready(struct dm_test_state *dms)
+{
+	struct uclass *uc;
+
+	ut_assertok(uclass_get(UCLASS_TEST, &uc));
+
+	memset(gd, '\0', sizeof(*gd));
+	ut_asserteq_ptr(NULL, uclass_find(UCLASS_TEST));
+
+	return 0;
+}
+
+DM_TEST(dm_test_uclass_before_ready, 0);
-- 
cgit v1.2.3