51 	unsigned long user_addr;  in do_usercopy_stack()  local
69 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in do_usercopy_stack()
72 	if (user_addr >= TASK_SIZE) {  in do_usercopy_stack()
79 		if (copy_to_user((void __user *)user_addr, good_stack,  in do_usercopy_stack()
86 		if (copy_to_user((void __user *)user_addr, bad_stack,  in do_usercopy_stack()
100 		if (copy_from_user(good_stack, (void __user *)user_addr,  in do_usercopy_stack()
107 		if (copy_from_user(bad_stack, (void __user *)user_addr,  in do_usercopy_stack()
115 	vm_munmap(user_addr, PAGE_SIZE);  in do_usercopy_stack()
124 	unsigned long user_addr;  in do_usercopy_heap_size()  local
137 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in do_usercopy_heap_size()
140 	if (user_addr >= TASK_SIZE) {  in do_usercopy_heap_size()
148 	test_user_addr = (void __user *)(user_addr + 16);  in do_usercopy_heap_size()
178 	vm_munmap(user_addr, PAGE_SIZE);  in do_usercopy_heap_size()
192 	unsigned char __user *user_addr;  in do_usercopy_heap_whitelist()  local
218 	user_addr = (void __user *)user_alloc;  in do_usercopy_heap_whitelist()
228 		if (copy_to_user(user_addr, buf + offset, size)) {  in do_usercopy_heap_whitelist()
234 		if (copy_to_user(user_addr, buf + offset - 1, size)) {  in do_usercopy_heap_whitelist()
240 		if (copy_from_user(buf + offset, user_addr, size)) {  in do_usercopy_heap_whitelist()
246 		if (copy_from_user(buf + offset - 1, user_addr, size)) {  in do_usercopy_heap_whitelist()
297 	unsigned long user_addr;  in lkdtm_USERCOPY_KERNEL()  local
299 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in lkdtm_USERCOPY_KERNEL()
302 	if (user_addr >= TASK_SIZE) {  in lkdtm_USERCOPY_KERNEL()
308 	if (copy_to_user((void __user *)user_addr, test_text,  in lkdtm_USERCOPY_KERNEL()
315 	if (copy_to_user((void __user *)user_addr, vm_mmap,  in lkdtm_USERCOPY_KERNEL()
322 	vm_munmap(user_addr, PAGE_SIZE);  in lkdtm_USERCOPY_KERNEL()