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-rw-r--r--crypto/ablkcipher.c76
-rw-r--r--crypto/blkcipher.c6
-rw-r--r--crypto/cryptd.c4
-rw-r--r--crypto/ctr.c2
-rw-r--r--crypto/skcipher.c6
5 files changed, 7 insertions, 87 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index b5e9ce19d324..b339587073c3 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -368,8 +368,7 @@ static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
memset(&rblkcipher, 0, sizeof(rblkcipher));
strscpy(rblkcipher.type, "ablkcipher", sizeof(rblkcipher.type));
- strscpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<default>",
- sizeof(rblkcipher.geniv));
+ strscpy(rblkcipher.geniv, "<default>", sizeof(rblkcipher.geniv));
rblkcipher.blocksize = alg->cra_blocksize;
rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
@@ -399,7 +398,7 @@ static void crypto_ablkcipher_show(struct seq_file *m, struct crypto_alg *alg)
seq_printf(m, "min keysize : %u\n", ablkcipher->min_keysize);
seq_printf(m, "max keysize : %u\n", ablkcipher->max_keysize);
seq_printf(m, "ivsize : %u\n", ablkcipher->ivsize);
- seq_printf(m, "geniv : %s\n", ablkcipher->geniv ?: "<default>");
+ seq_printf(m, "geniv : <default>\n");
}
const struct crypto_type crypto_ablkcipher_type = {
@@ -411,74 +410,3 @@ const struct crypto_type crypto_ablkcipher_type = {
.report = crypto_ablkcipher_report,
};
EXPORT_SYMBOL_GPL(crypto_ablkcipher_type);
-
-static int crypto_init_givcipher_ops(struct crypto_tfm *tfm, u32 type,
- u32 mask)
-{
- struct ablkcipher_alg *alg = &tfm->__crt_alg->cra_ablkcipher;
- struct ablkcipher_tfm *crt = &tfm->crt_ablkcipher;
-
- if (alg->ivsize > PAGE_SIZE / 8)
- return -EINVAL;
-
- crt->setkey = tfm->__crt_alg->cra_flags & CRYPTO_ALG_GENIV ?
- alg->setkey : setkey;
- crt->encrypt = alg->encrypt;
- crt->decrypt = alg->decrypt;
- crt->base = __crypto_ablkcipher_cast(tfm);
- crt->ivsize = alg->ivsize;
-
- return 0;
-}
-
-#ifdef CONFIG_NET
-static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
-{
- struct crypto_report_blkcipher rblkcipher;
-
- memset(&rblkcipher, 0, sizeof(rblkcipher));
-
- strscpy(rblkcipher.type, "givcipher", sizeof(rblkcipher.type));
- strscpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<built-in>",
- sizeof(rblkcipher.geniv));
-
- rblkcipher.blocksize = alg->cra_blocksize;
- rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
- rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
- rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
-
- return nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
- sizeof(rblkcipher), &rblkcipher);
-}
-#else
-static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
-{
- return -ENOSYS;
-}
-#endif
-
-static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
- __maybe_unused;
-static void crypto_givcipher_show(struct seq_file *m, struct crypto_alg *alg)
-{
- struct ablkcipher_alg *ablkcipher = &alg->cra_ablkcipher;
-
- seq_printf(m, "type : givcipher\n");
- seq_printf(m, "async : %s\n", alg->cra_flags & CRYPTO_ALG_ASYNC ?
- "yes" : "no");
- seq_printf(m, "blocksize : %u\n", alg->cra_blocksize);
- seq_printf(m, "min keysize : %u\n", ablkcipher->min_keysize);
- seq_printf(m, "max keysize : %u\n", ablkcipher->max_keysize);
- seq_printf(m, "ivsize : %u\n", ablkcipher->ivsize);
- seq_printf(m, "geniv : %s\n", ablkcipher->geniv ?: "<built-in>");
-}
-
-const struct crypto_type crypto_givcipher_type = {
- .ctxsize = crypto_ablkcipher_ctxsize,
- .init = crypto_init_givcipher_ops,
-#ifdef CONFIG_PROC_FS
- .show = crypto_givcipher_show,
-#endif
- .report = crypto_givcipher_report,
-};
-EXPORT_SYMBOL_GPL(crypto_givcipher_type);
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 193237514e90..c5398bd54942 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -510,8 +510,7 @@ static int crypto_blkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
memset(&rblkcipher, 0, sizeof(rblkcipher));
strscpy(rblkcipher.type, "blkcipher", sizeof(rblkcipher.type));
- strscpy(rblkcipher.geniv, alg->cra_blkcipher.geniv ?: "<default>",
- sizeof(rblkcipher.geniv));
+ strscpy(rblkcipher.geniv, "<default>", sizeof(rblkcipher.geniv));
rblkcipher.blocksize = alg->cra_blocksize;
rblkcipher.min_keysize = alg->cra_blkcipher.min_keysize;
@@ -537,8 +536,7 @@ static void crypto_blkcipher_show(struct seq_file *m, struct crypto_alg *alg)
seq_printf(m, "min keysize : %u\n", alg->cra_blkcipher.min_keysize);
seq_printf(m, "max keysize : %u\n", alg->cra_blkcipher.max_keysize);
seq_printf(m, "ivsize : %u\n", alg->cra_blkcipher.ivsize);
- seq_printf(m, "geniv : %s\n", alg->cra_blkcipher.geniv ?:
- "<default>");
+ seq_printf(m, "geniv : <default>\n");
}
const struct crypto_type crypto_blkcipher_type = {
diff --git a/crypto/cryptd.c b/crypto/cryptd.c
index 7118fb5efbaa..5640e5db7bdb 100644
--- a/crypto/cryptd.c
+++ b/crypto/cryptd.c
@@ -422,8 +422,6 @@ static int cryptd_create_blkcipher(struct crypto_template *tmpl,
inst->alg.cra_ablkcipher.min_keysize = alg->cra_blkcipher.min_keysize;
inst->alg.cra_ablkcipher.max_keysize = alg->cra_blkcipher.max_keysize;
- inst->alg.cra_ablkcipher.geniv = alg->cra_blkcipher.geniv;
-
inst->alg.cra_ctxsize = sizeof(struct cryptd_blkcipher_ctx);
inst->alg.cra_init = cryptd_blkcipher_init_tfm;
@@ -1174,7 +1172,7 @@ struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name,
return ERR_PTR(-EINVAL);
type = crypto_skcipher_type(type);
mask &= ~CRYPTO_ALG_TYPE_MASK;
- mask |= (CRYPTO_ALG_GENIV | CRYPTO_ALG_TYPE_BLKCIPHER_MASK);
+ mask |= CRYPTO_ALG_TYPE_BLKCIPHER_MASK;
tfm = crypto_alloc_base(cryptd_alg_name, type, mask);
if (IS_ERR(tfm))
return ERR_CAST(tfm);
diff --git a/crypto/ctr.c b/crypto/ctr.c
index 435b75bd619e..30f3946efc6d 100644
--- a/crypto/ctr.c
+++ b/crypto/ctr.c
@@ -233,8 +233,6 @@ static struct crypto_instance *crypto_ctr_alloc(struct rtattr **tb)
inst->alg.cra_blkcipher.encrypt = crypto_ctr_crypt;
inst->alg.cra_blkcipher.decrypt = crypto_ctr_crypt;
- inst->alg.cra_blkcipher.geniv = "chainiv";
-
out:
crypto_mod_put(alg);
return inst;
diff --git a/crypto/skcipher.c b/crypto/skcipher.c
index 41b4f7f27f45..2a969296bc24 100644
--- a/crypto/skcipher.c
+++ b/crypto/skcipher.c
@@ -579,8 +579,7 @@ static unsigned int crypto_skcipher_extsize(struct crypto_alg *alg)
if (alg->cra_type == &crypto_blkcipher_type)
return sizeof(struct crypto_blkcipher *);
- if (alg->cra_type == &crypto_ablkcipher_type ||
- alg->cra_type == &crypto_givcipher_type)
+ if (alg->cra_type == &crypto_ablkcipher_type)
return sizeof(struct crypto_ablkcipher *);
return crypto_alg_extsize(alg);
@@ -844,8 +843,7 @@ static int crypto_skcipher_init_tfm(struct crypto_tfm *tfm)
if (tfm->__crt_alg->cra_type == &crypto_blkcipher_type)
return crypto_init_skcipher_ops_blkcipher(tfm);
- if (tfm->__crt_alg->cra_type == &crypto_ablkcipher_type ||
- tfm->__crt_alg->cra_type == &crypto_givcipher_type)
+ if (tfm->__crt_alg->cra_type == &crypto_ablkcipher_type)
return crypto_init_skcipher_ops_ablkcipher(tfm);
skcipher->setkey = skcipher_setkey;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.