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authorTudor-Dan Ambarus <tudor.ambarus@microchip.com>2017-11-02 17:12:25 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2017-11-06 14:45:05 +0800
commit747f6ec6e8f59bb946a5b0a4d4b8d1f45109b6ab (patch)
treebcb76c9882ae225d8342cc60f0a7e62510bb210f /drivers/crypto
parentf560acc3bbb05a6e974ea245562c94eb5d344768 (diff)
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crypto: atmel - remove empty functions
Pointer members of an object with static storage duration, if not explicitly initialized, will be initialized to a NULL pointer. The crypto API checks if these pointers are not NULL before using them, therefore we can safely remove these empty functions. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/atmel-aes.c20
-rw-r--r--drivers/crypto/atmel-tdes.c18
2 files changed, 0 insertions, 38 deletions
diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index 0b49b6e9869a..691c6465b71e 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c
@@ -1265,10 +1265,6 @@ static int atmel_aes_ctr_cra_init(struct crypto_tfm *tfm)
return 0;
}
-static void atmel_aes_cra_exit(struct crypto_tfm *tfm)
-{
-}
-
static struct crypto_alg aes_algs[] = {
{
.cra_name = "ecb(aes)",
@@ -1281,7 +1277,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1301,7 +1296,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1322,7 +1316,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1343,7 +1336,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1364,7 +1356,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1385,7 +1376,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1406,7 +1396,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1427,7 +1416,6 @@ static struct crypto_alg aes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_ctr_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1450,7 +1438,6 @@ static struct crypto_alg aes_cfb64_alg = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
@@ -1838,18 +1825,12 @@ static int atmel_aes_gcm_init(struct crypto_aead *tfm)
return 0;
}
-static void atmel_aes_gcm_exit(struct crypto_aead *tfm)
-{
-
-}
-
static struct aead_alg aes_gcm_alg = {
.setkey = atmel_aes_gcm_setkey,
.setauthsize = atmel_aes_gcm_setauthsize,
.encrypt = atmel_aes_gcm_encrypt,
.decrypt = atmel_aes_gcm_decrypt,
.init = atmel_aes_gcm_init,
- .exit = atmel_aes_gcm_exit,
.ivsize = GCM_AES_IV_SIZE,
.maxauthsize = AES_BLOCK_SIZE,
@@ -1985,7 +1966,6 @@ static struct crypto_alg aes_xts_alg = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_aes_xts_cra_init,
- .cra_exit = atmel_aes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2 * AES_MIN_KEY_SIZE,
.max_keysize = 2 * AES_MAX_KEY_SIZE,
diff --git a/drivers/crypto/atmel-tdes.c b/drivers/crypto/atmel-tdes.c
index 8587be54a74e..592124f8382b 100644
--- a/drivers/crypto/atmel-tdes.c
+++ b/drivers/crypto/atmel-tdes.c
@@ -911,10 +911,6 @@ static int atmel_tdes_cra_init(struct crypto_tfm *tfm)
return 0;
}
-static void atmel_tdes_cra_exit(struct crypto_tfm *tfm)
-{
-}
-
static struct crypto_alg tdes_algs[] = {
{
.cra_name = "ecb(des)",
@@ -927,7 +923,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -947,7 +942,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -968,7 +962,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -989,7 +982,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -1010,7 +1002,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -1031,7 +1022,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -1052,7 +1042,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
@@ -1073,7 +1062,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2 * DES_KEY_SIZE,
.max_keysize = 3 * DES_KEY_SIZE,
@@ -1093,7 +1081,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 3*DES_KEY_SIZE,
@@ -1114,7 +1101,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 2*DES_KEY_SIZE,
@@ -1135,7 +1121,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 2*DES_KEY_SIZE,
@@ -1156,7 +1141,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 2*DES_KEY_SIZE,
@@ -1177,7 +1161,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 2*DES_KEY_SIZE,
@@ -1198,7 +1181,6 @@ static struct crypto_alg tdes_algs[] = {
.cra_type = &crypto_ablkcipher_type,
.cra_module = THIS_MODULE,
.cra_init = atmel_tdes_cra_init,
- .cra_exit = atmel_tdes_cra_exit,
.cra_u.ablkcipher = {
.min_keysize = 2*DES_KEY_SIZE,
.max_keysize = 3*DES_KEY_SIZE,
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-16 09:37:25 +0000