On Tue, Dec 05, 2023 at 03:31:34PM +0800, davidgow@xxxxxxxxxx wrote: > Using struct root_device to create fake devices for tests is something > of a hack. The new struct kunit_device is meant for this purpose, so use > it instead. > > Signed-off-by: David Gow <davidgow@xxxxxxxxxx> > --- > lib/fortify_kunit.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/lib/fortify_kunit.c b/lib/fortify_kunit.c > index c8c33cbaae9e..f7a1fce8849b 100644 > --- a/lib/fortify_kunit.c > +++ b/lib/fortify_kunit.c > @@ -16,6 +16,7 @@ > #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt > > #include <kunit/test.h> > +#include <kunit/device.h> > #include <linux/device.h> > #include <linux/slab.h> > #include <linux/string.h> > @@ -269,7 +270,7 @@ DEFINE_ALLOC_SIZE_TEST_PAIR(kvmalloc) > size_t len; \ > \ > /* Create dummy device for devm_kmalloc()-family tests. */ \ > - dev = root_device_register(dev_name); \ > + dev = kunit_device_register(test, dev_name); \ > KUNIT_ASSERT_FALSE_MSG(test, IS_ERR(dev), \ > "Cannot register test device\n"); \ > \ > @@ -303,7 +304,7 @@ DEFINE_ALLOC_SIZE_TEST_PAIR(kvmalloc) > checker(len, devm_kmemdup(dev, "Ohai", len, gfp), \ > devm_kfree(dev, p)); \ > \ > - device_unregister(dev); \ > + kunit_device_unregister(test, dev); \ > } while (0) > DEFINE_ALLOC_SIZE_TEST_PAIR(devm_kmalloc) Acked-by: Kees Cook <keescook@xxxxxxxxxxxx> (As an aside; shouldn't this get automatically cleaned up like other kunit resources, though?) -- Kees Cook