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overflow: Replace fake root_device with kunit_device 

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.

Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David Gow <davidgow@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
davidgow@google.com 2023-12-15 15:39:10 +08:00 committed by Shuah Khan
parent 46ee8f688e
commit 837018388e
1 changed files with 2 additions and 3 deletions
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5
lib/overflow_kunit.c
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@ -6,6 +6,7 @@
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <kunit/device.h>
#include <kunit/test.h>
#include <linux/device.h>
#include <linux/kernel.h>
@ -618,7 +619,7 @@ static void overflow_allocation_test(struct kunit *test)
} while (0)
/* Create dummy device for devm_kmalloc()-family tests. */
dev = root_device_register(device_name);
dev = kunit_device_register(test, device_name);
KUNIT_ASSERT_FALSE_MSG(test, IS_ERR(dev),
"Cannot register test device\n");
@ -634,8 +635,6 @@ static void overflow_allocation_test(struct kunit *test)
check_allocation_overflow(devm_kmalloc);
check_allocation_overflow(devm_kzalloc);
device_unregister(dev);
kunit_info(test, "%d allocation overflow tests finished\n", count);
#undef check_allocation_overflow
}