127 int fscrypt_prepare_key(struct fscrypt_prepared_key *prep_key,  in fscrypt_prepare_key()  argument
134 		return fscrypt_prepare_inline_crypt_key(prep_key,  in fscrypt_prepare_key()
149 	smp_store_release(&prep_key->tfm, tfm);  in fscrypt_prepare_key()
154 void fscrypt_destroy_prepared_key(struct fscrypt_prepared_key *prep_key)  in fscrypt_destroy_prepared_key()  argument
156 	crypto_free_skcipher(prep_key->tfm);  in fscrypt_destroy_prepared_key()
157 	fscrypt_destroy_inline_crypt_key(prep_key);  in fscrypt_destroy_prepared_key()
158 	memzero_explicit(prep_key, sizeof(*prep_key));  in fscrypt_destroy_prepared_key()
179 	struct fscrypt_prepared_key *prep_key;  in setup_per_mode_enc_key()  local
188 	prep_key = &keys[mode_num];  in setup_per_mode_enc_key()
189 	if (fscrypt_is_key_prepared(prep_key, ci)) {  in setup_per_mode_enc_key()
190 		ci->ci_enc_key = *prep_key;  in setup_per_mode_enc_key()
196 	if (fscrypt_is_key_prepared(prep_key, ci))  in setup_per_mode_enc_key()
216 		err = fscrypt_prepare_key(prep_key, mk->mk_secret.raw,  in setup_per_mode_enc_key()
235 		err = fscrypt_prepare_key(prep_key, mode_key, mode->keysize,  in setup_per_mode_enc_key()
242 	ci->ci_enc_key = *prep_key;  in setup_per_mode_enc_key()