arm/arm64: crypto: assure that ECB modes don't require an IV

ECB modes don't use an initialization vector. The kernel
/proc/crypto interface doesn't reflect this properly.

Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c
index b445a5d56f4342b71540e40c1ce298e0ad786688..89a3a3e592d6646783b9b08533a9704d929da70b 100644 (file)
--- a/arch/arm/crypto/aes-ce-glue.c
+++ b/arch/arm/crypto/aes-ce-glue.c
@@ -364,7 +364,7 @@ static struct crypto_alg aes_algs[] = { {
        .cra_blkcipher = {
                .min_keysize    = AES_MIN_KEY_SIZE,
                .max_keysize    = AES_MAX_KEY_SIZE,
-               .ivsize         = AES_BLOCK_SIZE,
+               .ivsize         = 0,
                .setkey         = ce_aes_setkey,
                .encrypt        = ecb_encrypt,
                .decrypt        = ecb_decrypt,
@@ -441,7 +441,7 @@ static struct crypto_alg aes_algs[] = { {
        .cra_ablkcipher = {
                .min_keysize    = AES_MIN_KEY_SIZE,
                .max_keysize    = AES_MAX_KEY_SIZE,
-               .ivsize         = AES_BLOCK_SIZE,
+               .ivsize         = 0,
                .setkey         = ablk_set_key,
                .encrypt        = ablk_encrypt,
                .decrypt        = ablk_decrypt,

diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index 05d9e16c0dfdd81a8a6ffe141e5c6f5cc96b3e7e..7a3d22a46faf502224fa397c527ab6338bac8933 100644 (file)
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -294,7 +294,7 @@ static struct crypto_alg aes_algs[] = { {
        .cra_blkcipher = {
                .min_keysize    = AES_MIN_KEY_SIZE,
                .max_keysize    = AES_MAX_KEY_SIZE,
-               .ivsize         = AES_BLOCK_SIZE,
+               .ivsize         = 0,
                .setkey         = aes_setkey,
                .encrypt        = ecb_encrypt,
                .decrypt        = ecb_decrypt,
@@ -371,7 +371,7 @@ static struct crypto_alg aes_algs[] = { {
        .cra_ablkcipher = {
                .min_keysize    = AES_MIN_KEY_SIZE,
                .max_keysize    = AES_MAX_KEY_SIZE,
-               .ivsize         = AES_BLOCK_SIZE,
+               .ivsize         = 0,
                .setkey         = ablk_set_key,
                .encrypt        = ablk_encrypt,
                .decrypt        = ablk_decrypt,