diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-02-11 19:18:58 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-02-22 09:25:43 +0800 |
| commit | f4274eeca476305a78f140e2e74bd07bd379a5da (patch) | |
| tree | a85ae2e21ffc0d1b2b39fc79d1dffeacb049d281 /drivers/crypto/ccree/cc_hash.c | |
| parent | b83fd3e5ec284453561784491d877ceff950d1c6 (diff) | |
| download | linux-f4274eeca476305a78f140e2e74bd07bd379a5da.tar.bz2 | |
crypto: ccree - remove unneeded casts
Unneeded casts prevent the compiler from performing valuable checks.
This is especially true for function pointers.
Remove these casts, to prevent silently introducing bugs when a
variable's type might be changed in the future.
No change in generated code.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccree/cc_hash.c')
| -rw-r--r-- | drivers/crypto/ccree/cc_hash.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/crypto/ccree/cc_hash.c b/drivers/crypto/ccree/cc_hash.c index 912e5ce5079d..36ce015716c3 100644 --- a/drivers/crypto/ccree/cc_hash.c +++ b/drivers/crypto/ccree/cc_hash.c @@ -752,7 +752,7 @@ static int cc_hash_setkey(struct crypto_ahash *ahash, const u8 *key, return -ENOMEM; ctx->key_params.key_dma_addr = - dma_map_single(dev, (void *)ctx->key_params.key, keylen, + dma_map_single(dev, ctx->key_params.key, keylen, DMA_TO_DEVICE); if (dma_mapping_error(dev, ctx->key_params.key_dma_addr)) { dev_err(dev, "Mapping key va=0x%p len=%u for DMA failed\n", @@ -1067,8 +1067,8 @@ static int cc_alloc_ctx(struct cc_hash_ctx *ctx) ctx->key_params.keylen = 0; ctx->digest_buff_dma_addr = - dma_map_single(dev, (void *)ctx->digest_buff, - sizeof(ctx->digest_buff), DMA_BIDIRECTIONAL); + dma_map_single(dev, ctx->digest_buff, sizeof(ctx->digest_buff), + DMA_BIDIRECTIONAL); if (dma_mapping_error(dev, ctx->digest_buff_dma_addr)) { dev_err(dev, "Mapping digest len %zu B at va=%pK for DMA failed\n", sizeof(ctx->digest_buff), ctx->digest_buff); @@ -1079,7 +1079,7 @@ static int cc_alloc_ctx(struct cc_hash_ctx *ctx) &ctx->digest_buff_dma_addr); ctx->opad_tmp_keys_dma_addr = - dma_map_single(dev, (void *)ctx->opad_tmp_keys_buff, + dma_map_single(dev, ctx->opad_tmp_keys_buff, sizeof(ctx->opad_tmp_keys_buff), DMA_BIDIRECTIONAL); if (dma_mapping_error(dev, ctx->opad_tmp_keys_dma_addr)) { @@ -1196,8 +1196,8 @@ static int cc_mac_update(struct ahash_request *req) idx++; /* Setup request structure */ - cc_req.user_cb = (void *)cc_update_complete; - cc_req.user_arg = (void *)req; + cc_req.user_cb = cc_update_complete; + cc_req.user_arg = req; rc = cc_send_request(ctx->drvdata, &cc_req, desc, idx, &req->base); if (rc != -EINPROGRESS && rc != -EBUSY) { @@ -1254,8 +1254,8 @@ static int cc_mac_final(struct ahash_request *req) } /* Setup request structure */ - cc_req.user_cb = (void *)cc_hash_complete; - cc_req.user_arg = (void *)req; + cc_req.user_cb = cc_hash_complete; + cc_req.user_arg = req; if (state->xcbc_count && rem_cnt == 0) { /* Load key for ECB decryption */ @@ -1369,8 +1369,8 @@ static int cc_mac_finup(struct ahash_request *req) } /* Setup request structure */ - cc_req.user_cb = (void *)cc_hash_complete; - cc_req.user_arg = (void *)req; + cc_req.user_cb = cc_hash_complete; + cc_req.user_arg = req; if (ctx->hw_mode == DRV_CIPHER_XCBC_MAC) { key_len = CC_AES_128_BIT_KEY_SIZE; @@ -1448,8 +1448,8 @@ static int cc_mac_digest(struct ahash_request *req) } /* Setup request structure */ - cc_req.user_cb = (void *)cc_digest_complete; - cc_req.user_arg = (void *)req; + cc_req.user_cb = cc_digest_complete; + cc_req.user_arg = req; if (ctx->hw_mode == DRV_CIPHER_XCBC_MAC) { key_len = CC_AES_128_BIT_KEY_SIZE; |