diff --git a/qdf/linux/src/qdf_crypto.c b/qdf/linux/src/qdf_crypto.c index cabffdc35e18..f0285c40ebd9 100644 --- a/qdf/linux/src/qdf_crypto.c +++ b/qdf/linux/src/qdf_crypto.c @@ -30,6 +30,7 @@ #include /* Function Definitions and Documentation */ +#define MAX_HMAC_ELEMENT_CNT 10 /* * xor: API to calculate xor @@ -49,31 +50,8 @@ int qdf_get_hash(uint8_t *type, uint8_t element_cnt, uint8_t *addr[], uint32_t *addr_len, int8_t *hash) { - int i, ret; - struct hash_desc desc; - struct scatterlist sg; - - /* allocate crypto hash type */ - desc.tfm = crypto_alloc_hash(type, 0, CRYPTO_ALG_ASYNC); - - if (IS_ERR(desc.tfm)) { - ret = PTR_ERR(desc.tfm); - return -EINVAL; - } - desc.flags = 0; - ret = crypto_hash_init(&desc); - - if (ret) - return ret; - - for (i = 0; i < element_cnt ; i++) { - sg_init_one(&sg, addr[i], addr_len[i]); - crypto_hash_update(&desc, &sg, addr_len[i]); - } - - crypto_hash_final(&desc, hash); - crypto_free_hash(desc.tfm); - return 0; + return qdf_get_hmac_hash(type, NULL, 0, element_cnt, + addr, addr_len, hash); } int qdf_get_hmac_hash(uint8_t *type, uint8_t *key, @@ -81,33 +59,20 @@ int qdf_get_hmac_hash(uint8_t *type, uint8_t *key, uint8_t element_cnt, uint8_t *addr[], uint32_t *addr_len, int8_t *hash) { - int i, ret; - struct hash_desc desc; - struct scatterlist sg; + int i; + size_t src_len[MAX_HMAC_ELEMENT_CNT]; - /* allocate crypto hash type */ - desc.tfm = crypto_alloc_hash(type, 0, CRYPTO_ALG_ASYNC); - - if (IS_ERR(desc.tfm)) { - ret = PTR_ERR(desc.tfm); + if (element_cnt > MAX_HMAC_ELEMENT_CNT) { + QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_ERROR, + FL("Invalid element count %d"), element_cnt); return -EINVAL; } - desc.flags = 0; - ret = crypto_hash_setkey(desc.tfm, key, keylen); - crypto_hash_init(&desc); + for (i = 0; i < element_cnt; i++) + src_len[i] = addr_len[i]; - if (ret) - return ret; - - for (i = 0; i < element_cnt ; i++) { - sg_init_one(&sg, addr[i], addr_len[i]); - crypto_hash_update(&desc, &sg, addr_len[i]); - } - - crypto_hash_final(&desc, hash); - crypto_free_hash(desc.tfm); - return 0; + return qdf_get_keyed_hash(type, key, keylen, (const uint8_t **)addr, + src_len, element_cnt, hash); } /* qdf_update_dbl from RFC 5297. Length of d is AES_BLOCK_SIZE (128 bits) */