39 	char *kmem;  in test_user_copy_init()  local
45 	kmem = kmalloc(PAGE_SIZE * 2, GFP_KERNEL);  in test_user_copy_init()
46 	if (!kmem)  in test_user_copy_init()
54 		kfree(kmem);  in test_user_copy_init()
62 	ret |= test(copy_from_user(kmem, usermem, PAGE_SIZE),  in test_user_copy_init()
64 	ret |= test(copy_to_user(usermem, kmem, PAGE_SIZE),  in test_user_copy_init()
72 	ret |= test(!copy_from_user(kmem, (char __user *)(kmem + PAGE_SIZE),  in test_user_copy_init()
75 	ret |= test(!copy_from_user(bad_usermem, (char __user *)kmem,  in test_user_copy_init()
78 	ret |= test(!copy_to_user((char __user *)kmem, kmem + PAGE_SIZE,  in test_user_copy_init()
81 	ret |= test(!copy_to_user((char __user *)kmem, bad_usermem,  in test_user_copy_init()
84 	ret |= test(!get_user(value, (unsigned long __user *)kmem),  in test_user_copy_init()
86 	ret |= test(!put_user(value, (unsigned long __user *)kmem),  in test_user_copy_init()
90 	kfree(kmem);  in test_user_copy_init()