diff --git a/crypto/testmgr.c b/crypto/testmgr.c index d582a2758feb..8386038d67c7 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -1542,7 +1542,9 @@ static int test_skcipher_vec_cfg(const char *driver, int enc, if (ivsize) { if (WARN_ON(ivsize > MAX_IVLEN)) return -EINVAL; - if (vec->iv && !(vec->generates_iv && enc)) + if (vec->generates_iv && !enc) + memcpy(iv, vec->iv_out, ivsize); + else if (vec->iv) memcpy(iv, vec->iv, ivsize); else memset(iv, 0, ivsize); @@ -1635,7 +1637,7 @@ static int test_skcipher_vec_cfg(const char *driver, int enc, } /* If applicable, check that the algorithm generated the correct IV */ - if (vec->generates_iv && enc && memcmp(iv, vec->iv, ivsize) != 0) { + if (vec->iv_out && memcmp(iv, vec->iv_out, ivsize) != 0) { pr_err("alg: skcipher: %s %s test failed (wrong output IV) on test vector %u, cfg=\"%s\"\n", driver, op, vec_num, cfg->name); hexdump(iv, ivsize); diff --git a/crypto/testmgr.h b/crypto/testmgr.h index e01c77eeded3..980f7abb6115 100644 --- a/crypto/testmgr.h +++ b/crypto/testmgr.h @@ -47,7 +47,8 @@ struct hash_testvec { * cipher_testvec: structure to describe a symmetric cipher test * @key: Pointer to key * @klen: Length of @key in bytes - * @iv: Pointer to IV (optional for some ciphers) + * @iv: Pointer to IV. If NULL, an all-zeroes IV is used. + * @iv_out: Pointer to output IV, if applicable for the cipher. * @ptext: Pointer to plaintext * @ctext: Pointer to ciphertext * @len: Length of @ptext and @ctext in bytes @@ -55,12 +56,13 @@ struct hash_testvec { * @wk: Does the test need CRYPTO_TFM_REQ_FORBID_WEAK_KEYS? * ( e.g. test needs to fail due to a weak key ) * @fips_skip: Skip the test vector in FIPS mode - * @generates_iv: Encryption should ignore the given IV, and output @iv. - * Decryption takes @iv. Needed for AES Keywrap ("kw(aes)"). + * @generates_iv: Encryption should ignore the given IV, and output @iv_out. + * Decryption takes @iv_out. Needed for AES Keywrap ("kw(aes)"). */ struct cipher_testvec { const char *key; const char *iv; + const char *iv_out; const char *ptext; const char *ctext; bool fail; @@ -21771,7 +21773,7 @@ static const struct cipher_testvec aes_kw_tv_template[] = { .ctext = "\xf6\x85\x94\x81\x6f\x64\xca\xa3" "\xf5\x6f\xab\xea\x25\x48\xf5\xfb", .len = 16, - .iv = "\x03\x1f\x6b\xd7\xe6\x1e\x64\x3d", + .iv_out = "\x03\x1f\x6b\xd7\xe6\x1e\x64\x3d", .generates_iv = true, }, { .key = "\x80\xaa\x99\x73\x27\xa4\x80\x6b" @@ -21784,7 +21786,7 @@ static const struct cipher_testvec aes_kw_tv_template[] = { .ctext = "\xd3\x3d\x3d\x97\x7b\xf0\xa9\x15" "\x59\xf9\x9c\x8a\xcd\x29\x3d\x43", .len = 16, - .iv = "\x42\x3c\x96\x0d\x8a\x2a\xc4\xc1", + .iv_out = "\x42\x3c\x96\x0d\x8a\x2a\xc4\xc1", .generates_iv = true, }, };