diff options
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/api.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/crypto/api.c b/crypto/api.c index 2a81e98a0021..afe4610afc4b 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -257,6 +257,16 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask) mask |= CRYPTO_ALG_TESTED; } + /* + * If the internal flag is set for a cipher, require a caller to + * to invoke the cipher with the internal flag to use that cipher. + * Also, if a caller wants to allocate a cipher that may or may + * not be an internal cipher, use type | CRYPTO_ALG_INTERNAL and + * !(mask & CRYPTO_ALG_INTERNAL). + */ + if (!((type | mask) & CRYPTO_ALG_INTERNAL)) + mask |= CRYPTO_ALG_INTERNAL; + larval = crypto_larval_lookup(name, type, mask); if (IS_ERR(larval) || !crypto_is_larval(larval)) return larval; |