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Subject[PATCH v2 04/27] staging: ccree: remove GFP_DMA flag from mem allocs
Date
Remove bogus GFP_DMA flag from memory allocations. ccree driver
does not operate over an ISA or similar limited bus.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
---
drivers/staging/ccree/ssi_cipher.c | 2 +-
drivers/staging/ccree/ssi_hash.c | 15 ++++++---------
2 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/ccree/ssi_cipher.c b/drivers/staging/ccree/ssi_cipher.c
index 71d3e79..479186f 100644
--- a/drivers/staging/ccree/ssi_cipher.c
+++ b/drivers/staging/ccree/ssi_cipher.c
@@ -166,7 +166,7 @@ static int cc_cipher_init(struct crypto_tfm *tfm)
ctx_p->drvdata = cc_alg->drvdata;

/* Allocate key buffer, cache line aligned */
- ctx_p->user.key = kmalloc(max_key_buf_size, GFP_KERNEL | GFP_DMA);
+ ctx_p->user.key = kmalloc(max_key_buf_size, GFP_KERNEL);
if (!ctx_p->user.key)
return -ENOMEM;

diff --git a/drivers/staging/ccree/ssi_hash.c b/drivers/staging/ccree/ssi_hash.c
index c409dcd..a6702cf 100644
--- a/drivers/staging/ccree/ssi_hash.c
+++ b/drivers/staging/ccree/ssi_hash.c
@@ -132,29 +132,27 @@ static int cc_map_req(struct device *dev, struct ahash_req_ctx *state,
struct cc_hw_desc desc;
int rc = -ENOMEM;

- state->buff0 = kzalloc(CC_MAX_HASH_BLCK_SIZE, GFP_KERNEL | GFP_DMA);
+ state->buff0 = kzalloc(CC_MAX_HASH_BLCK_SIZE, GFP_KERNEL);
if (!state->buff0)
goto fail0;

- state->buff1 = kzalloc(CC_MAX_HASH_BLCK_SIZE, GFP_KERNEL | GFP_DMA);
+ state->buff1 = kzalloc(CC_MAX_HASH_BLCK_SIZE, GFP_KERNEL);
if (!state->buff1)
goto fail_buff0;

state->digest_result_buff = kzalloc(CC_MAX_HASH_DIGEST_SIZE,
- GFP_KERNEL | GFP_DMA);
+ GFP_KERNEL);
if (!state->digest_result_buff)
goto fail_buff1;

- state->digest_buff = kzalloc(ctx->inter_digestsize,
- GFP_KERNEL | GFP_DMA);
+ state->digest_buff = kzalloc(ctx->inter_digestsize, GFP_KERNEL);
if (!state->digest_buff)
goto fail_digest_result_buff;

dev_dbg(dev, "Allocated digest-buffer in context ctx->digest_buff=@%p\n",
state->digest_buff);
if (ctx->hw_mode != DRV_CIPHER_XCBC_MAC) {
- state->digest_bytes_len = kzalloc(HASH_LEN_SIZE,
- GFP_KERNEL | GFP_DMA);
+ state->digest_bytes_len = kzalloc(HASH_LEN_SIZE, GFP_KERNEL);
if (!state->digest_bytes_len)
goto fail1;

@@ -164,8 +162,7 @@ static int cc_map_req(struct device *dev, struct ahash_req_ctx *state,
state->digest_bytes_len = NULL;
}

- state->opad_digest_buff = kzalloc(ctx->inter_digestsize,
- GFP_KERNEL | GFP_DMA);
+ state->opad_digest_buff = kzalloc(ctx->inter_digestsize, GFP_KERNEL);
if (!state->opad_digest_buff)
goto fail2;

--
2.7.4
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