63 		size_t, plen,  in SYSCALL_DEFINE5()  argument
72 	if (plen > 1024 * 1024 - 1)  in SYSCALL_DEFINE5()
102 		payload = kmalloc(plen, GFP_KERNEL | __GFP_NOWARN);  in SYSCALL_DEFINE5()
104 			if (plen <= PAGE_SIZE)  in SYSCALL_DEFINE5()
106 			payload = vmalloc(plen);  in SYSCALL_DEFINE5()
112 		if (copy_from_user(payload, _payload, plen) != 0)  in SYSCALL_DEFINE5()
126 				       payload, plen, KEY_PERM_UNDEF,  in SYSCALL_DEFINE5()
313 		       size_t plen)  in keyctl_update_key()  argument
320 	if (plen > PAGE_SIZE)  in keyctl_update_key()
327 		payload = kmalloc(plen, GFP_KERNEL);  in keyctl_update_key()
332 		if (copy_from_user(payload, _payload, plen) != 0)  in keyctl_update_key()
344 	ret = key_update(key_ref, payload, plen);  in keyctl_update_key()
1010 	size_t plen = from ? iov_iter_count(from) : 0;  in keyctl_instantiate_key_common()  local
1014 	kenter("%d,,%zu,%d", id, plen, ringid);  in keyctl_instantiate_key_common()
1016 	if (!plen)  in keyctl_instantiate_key_common()
1020 	if (plen > 1024 * 1024 - 1)  in keyctl_instantiate_key_common()
1039 		payload = kmalloc(plen, GFP_KERNEL);  in keyctl_instantiate_key_common()
1041 			if (plen <= PAGE_SIZE)  in keyctl_instantiate_key_common()
1043 			payload = vmalloc(plen);  in keyctl_instantiate_key_common()
1049 		if (copy_from_iter(payload, plen, from) != plen)  in keyctl_instantiate_key_common()
1060 	ret = key_instantiate_and_link(rka->target_key, payload, plen,  in keyctl_instantiate_key_common()
1087 			    size_t plen,  in keyctl_instantiate_key()  argument
1090 	if (_payload && plen) {  in keyctl_instantiate_key()
1095 		ret = import_single_range(WRITE, (void __user *)_payload, plen,  in keyctl_instantiate_key()