diff options
| -rw-r--r-- | fs/crypto/keyinfo.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/fs/crypto/keyinfo.c b/fs/crypto/keyinfo.c index e5ab18d98f32..b75678587c3a 100644 --- a/fs/crypto/keyinfo.c +++ b/fs/crypto/keyinfo.c @@ -237,8 +237,13 @@ allocate_skcipher_for_mode(struct fscrypt_mode *mode, const u8 *raw_key, tfm = crypto_alloc_skcipher(mode->cipher_str, 0, 0); if (IS_ERR(tfm)) { - fscrypt_warn(inode, "Error allocating '%s' transform: %ld", - mode->cipher_str, PTR_ERR(tfm)); + if (PTR_ERR(tfm) == -ENOENT) + fscrypt_warn(inode, + "Missing crypto API support for %s (API name: \"%s\")", + mode->friendly_name, mode->cipher_str); + else + fscrypt_err(inode, "Error allocating '%s' transform: %ld", + mode->cipher_str, PTR_ERR(tfm)); return tfm; } if (unlikely(!mode->logged_impl_name)) { @@ -384,9 +389,13 @@ static int derive_essiv_salt(const u8 *key, int keysize, u8 *salt) tfm = crypto_alloc_shash("sha256", 0, 0); if (IS_ERR(tfm)) { - fscrypt_warn(NULL, - "error allocating SHA-256 transform: %ld", - PTR_ERR(tfm)); + if (PTR_ERR(tfm) == -ENOENT) + fscrypt_warn(NULL, + "Missing crypto API support for SHA-256"); + else + fscrypt_err(NULL, + "Error allocating SHA-256 transform: %ld", + PTR_ERR(tfm)); return PTR_ERR(tfm); } prev_tfm = cmpxchg(&essiv_hash_tfm, NULL, tfm); |