[PATCH 2/4] crypto: hifn_795x: remove the hifn_test function

From: LABBE Corentin
Date: Thu Oct 22 2015 - 02:52:09 EST


The hifn_test function is redundant with test done at register time by
the crypto API, so remove it.

Signed-off-by: LABBE Corentin <clabbe.montjoie@xxxxxxxxx>
---
drivers/crypto/hifn_795x.c | 58 ----------------------------------------------
1 file changed, 58 deletions(-)

diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c
index 079b995..e6bc825 100644
--- a/drivers/crypto/hifn_795x.c
+++ b/drivers/crypto/hifn_795x.c
@@ -1650,60 +1650,6 @@ err_out_exit:
return err;
}

-static int hifn_test(struct hifn_device *dev, int encdec, u8 snum)
-{
- int n, err;
- u8 src[16];
- struct hifn_context ctx;
- struct hifn_request_context rctx;
- u8 fips_aes_ecb_from_zero[16] = {
- 0x66, 0xE9, 0x4B, 0xD4,
- 0xEF, 0x8A, 0x2C, 0x3B,
- 0x88, 0x4C, 0xFA, 0x59,
- 0xCA, 0x34, 0x2B, 0x2E};
- struct scatterlist sg;
-
- memset(src, 0, sizeof(src));
- memset(ctx.key, 0, sizeof(ctx.key));
-
- ctx.dev = dev;
- ctx.keysize = 16;
- rctx.ivsize = 0;
- rctx.iv = NULL;
- rctx.op = (encdec)?ACRYPTO_OP_ENCRYPT:ACRYPTO_OP_DECRYPT;
- rctx.mode = ACRYPTO_MODE_ECB;
- rctx.type = ACRYPTO_TYPE_AES_128;
- rctx.walk.cache[0].length = 0;
-
- sg_init_one(&sg, &src, sizeof(src));
-
- err = hifn_setup_dma(dev, &ctx, &rctx, &sg, &sg, sizeof(src), NULL);
- if (err)
- goto err_out;
-
- dev->started = 0;
- msleep(200);
-
- dprintk("%s: decoded: ", dev->name);
- for (n=0; n<sizeof(src); ++n)
- dprintk("%02x ", src[n]);
- dprintk("\n");
- dprintk("%s: FIPS : ", dev->name);
- for (n=0; n<sizeof(fips_aes_ecb_from_zero); ++n)
- dprintk("%02x ", fips_aes_ecb_from_zero[n]);
- dprintk("\n");
-
- if (!memcmp(src, fips_aes_ecb_from_zero, sizeof(fips_aes_ecb_from_zero))) {
- printk(KERN_INFO "%s: AES 128 ECB test has been successfully "
- "passed.\n", dev->name);
- return 0;
- }
-
-err_out:
- printk(KERN_INFO "%s: AES 128 ECB test has been failed.\n", dev->name);
- return -1;
-}
-
static int hifn_start_device(struct hifn_device *dev)
{
int err;
@@ -2658,10 +2604,6 @@ static int hifn_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (err)
goto err_out_free_irq;

- err = hifn_test(dev, 1, 0);
- if (err)
- goto err_out_stop_device;
-
err = hifn_register_rng(dev);
if (err)
goto err_out_stop_device;
--
2.4.10

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