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of: unittest: Run overlay apply/revert sequence three times
author
Geert Uytterhoeven
<geert+renesas@glider.be>
Tue, 22 Aug 2023 10:22:34 +0000
(12:22 +0200)
committer
Rob Herring
<robh@kernel.org>
Wed, 23 Aug 2023 19:35:45 +0000
(14:35 -0500)
Run the test for the overlay apply/revert sequence three times, to
test if there are unbalanced of_node_put() calls causing reference
counts to become negative.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link:
https://lore.kernel.org/r/a9fb4eb560c58d11a7f167bc78a137b46e76cf15.1692699743.git.geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
drivers/of/unittest.c
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diff --git
a/drivers/of/unittest.c
b/drivers/of/unittest.c
index
939e33a
..
33c20ed
100644
(file)
--- a/
drivers/of/unittest.c
+++ b/
drivers/of/unittest.c
@@
-3066,6
+3066,7
@@
static void __init of_unittest_overlay_notify(void)
static void __init of_unittest_overlay(void)
{
struct device_node *bus_np = NULL;
+ unsigned int i;
if (platform_driver_register(&unittest_driver)) {
unittest(0, "could not register unittest driver\n");
@@
-3103,7
+3104,8
@@
static void __init of_unittest_overlay(void)
of_unittest_overlay_2();
of_unittest_overlay_3();
of_unittest_overlay_4();
- of_unittest_overlay_5();
+ for (i = 0; i < 3; i++)
+ of_unittest_overlay_5();
of_unittest_overlay_6();
of_unittest_overlay_8();