diff --git a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c index 5b9cd982339d981af59f73a52106259d9ccab0f4..64dd35e291b052ba6a6ba4501322d8c881ed2bb1 100644 --- a/drivers/crypto/ccp/ccp-crypto-aes-cmac.c +++ b/drivers/crypto/ccp/ccp-crypto-aes-cmac.c @@ -63,10 +63,8 @@ static int ccp_do_cmac_update(struct ahash_request *req, unsigned int nbytes, unsigned int len, need_pad, sg_count; int ret; - if (!ctx->u.aes.key_len) { - pr_err("AES key not set\n"); + if (!ctx->u.aes.key_len) return -EINVAL; - } if (nbytes) rctx->null_msg = 0; diff --git a/drivers/crypto/ccp/ccp-crypto-aes-xts.c b/drivers/crypto/ccp/ccp-crypto-aes-xts.c index d100b48415b656299a41672dec1011bb54ab100b..0237ab58f2427e75b3fb4b61eb505d6d26170bf3 100644 --- a/drivers/crypto/ccp/ccp-crypto-aes-xts.c +++ b/drivers/crypto/ccp/ccp-crypto-aes-xts.c @@ -125,20 +125,14 @@ static int ccp_aes_xts_crypt(struct ablkcipher_request *req, unsigned int unit; int ret; - if (!ctx->u.aes.key_len) { - pr_err("AES key not set\n"); + if (!ctx->u.aes.key_len) return -EINVAL; - } - if (req->nbytes & (AES_BLOCK_SIZE - 1)) { - pr_err("AES request size is not a multiple of the block size\n"); + if (req->nbytes & (AES_BLOCK_SIZE - 1)) return -EINVAL; - } - if (!req->info) { - pr_err("AES IV not supplied"); + if (!req->info) return -EINVAL; - } for (unit = 0; unit < ARRAY_SIZE(unit_size_map); unit++) if (!(req->nbytes & (unit_size_map[unit].size - 1))) diff --git a/drivers/crypto/ccp/ccp-crypto-aes.c b/drivers/crypto/ccp/ccp-crypto-aes.c index c0befdb2240b2832f1eb430dc5d779e07571c7c7..e46490db0f6326b6f5ee58acc3fdf6a576f60968 100644 --- a/drivers/crypto/ccp/ccp-crypto-aes.c +++ b/drivers/crypto/ccp/ccp-crypto-aes.c @@ -76,24 +76,18 @@ static int ccp_aes_crypt(struct ablkcipher_request *req, bool encrypt) unsigned int iv_len = 0; int ret; - if (!ctx->u.aes.key_len) { - pr_err("AES key not set\n"); + if (!ctx->u.aes.key_len) return -EINVAL; - } if (((ctx->u.aes.mode == CCP_AES_MODE_ECB) || (ctx->u.aes.mode == CCP_AES_MODE_CBC) || (ctx->u.aes.mode == CCP_AES_MODE_CFB)) && - (req->nbytes & (AES_BLOCK_SIZE - 1))) { - pr_err("AES request size is not a multiple of the block size\n"); + (req->nbytes & (AES_BLOCK_SIZE - 1))) return -EINVAL; - } if (ctx->u.aes.mode != CCP_AES_MODE_ECB) { - if (!req->info) { - pr_err("AES IV not supplied"); + if (!req->info) return -EINVAL; - } memcpy(rctx->iv, req->info, AES_BLOCK_SIZE); iv_sg = &rctx->iv_sg;