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Re: [Outreachy kernel] [PATCH] Staging: ccree: Merge assignment with return

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On Sat, Sep 9, 2017 at 1:42 AM, Julia Lawall <julia.lawall@lip6.fr> wrote:
>
>
> On Sat, 9 Sep 2017, Srishti Sharma wrote:
>
>> Return the return value of a function directly, instead of first saving it in a variable and then returning it. This change was made using the following
>
> Your commit message should respect the 80 character limit. The above is
> one very long line.

Yes, I'll fix it . Thanks
>
>> semantic patch by coccinelle.
>>
>> @@
>> local idexpression ret;
>> expression e;
>> @@
>>
>> -ret =
>> +return
>>      e;
>> -return ret;
>>
>> Signed-off-by: Srishti Sharma <srishtishar@gmail.com>
>> ---
>>  drivers/staging/ccree/ssi_aead.c | 21 ++++++---------------
>>  1 file changed, 6 insertions(+), 15 deletions(-)
>>
>> diff --git a/drivers/staging/ccree/ssi_aead.c b/drivers/staging/ccree/ssi_aead.c
>> index 5abe6b2..6bb98f7 100644
>> --- a/drivers/staging/ccree/ssi_aead.c
>> +++ b/drivers/staging/ccree/ssi_aead.c
>> @@ -651,17 +651,14 @@ ssi_aead_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
>>  static int ssi_rfc4309_ccm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
>>  {
>>       struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
>> -     int rc = 0;
>> -
>> +
>
> I'm not sure what happened here, but you should not be removing and then
> adding back a blank line.  Likewise below.

Sorry , I must have removed an already existing blank line by mistake
and must have re-added it upon realising the same. I'll fix these and
send again.

Regards,
Srishti

>
> julia
>
>>       if (keylen < 3)
>>               return -EINVAL;
>>
>>       keylen -= 3;
>>       memcpy(ctx->ctr_nonce, key + keylen, 3);
>>
>> -     rc = ssi_aead_setkey(tfm, key, keylen);
>> -
>> -     return rc;
>> +     return ssi_aead_setkey(tfm, key, keylen);
>>  }
>>  #endif /*SSI_CC_HAS_AES_CCM*/
>>
>> @@ -2214,8 +2211,7 @@ static int ssi_rfc4309_ccm_decrypt(struct aead_request *req)
>>  static int ssi_rfc4106_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
>>  {
>>       struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
>> -     int rc = 0;
>> -
>> +
>>       SSI_LOG_DEBUG("%s()  keylen %d, key %p\n", __func__, keylen, key);
>>
>>       if (keylen < 4)
>> @@ -2224,16 +2220,13 @@ static int ssi_rfc4106_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsign
>>       keylen -= 4;
>>       memcpy(ctx->ctr_nonce, key + keylen, 4);
>>
>> -     rc = ssi_aead_setkey(tfm, key, keylen);
>> -
>> -     return rc;
>> +     return ssi_aead_setkey(tfm, key, keylen);
>>  }
>>
>>  static int ssi_rfc4543_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
>>  {
>>       struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
>> -     int rc = 0;
>> -
>> +
>>       SSI_LOG_DEBUG("%s()  keylen %d, key %p\n", __func__, keylen, key);
>>
>>       if (keylen < 4)
>> @@ -2242,9 +2235,7 @@ static int ssi_rfc4543_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsign
>>       keylen -= 4;
>>       memcpy(ctx->ctr_nonce, key + keylen, 4);
>>
>> -     rc = ssi_aead_setkey(tfm, key, keylen);
>> -
>> -     return rc;
>> +     return ssi_aead_setkey(tfm, key, keylen);
>>  }
>>
>>  static int ssi_gcm_setauthsize(struct crypto_aead *authenc,
>> --
>> 2.7.4
>>
>> --
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[PATCH] Staging: ccree: Merge assignment with return Srishti Sharma <srishtishar@gmail.com> - 2017-09-08 22:10 +0200
  Re: [Outreachy kernel] [PATCH] Staging: ccree: Merge assignment with  return Julia Lawall <julia.lawall@lip6.fr> - 2017-09-08 22:20 +0200
    Re: [Outreachy kernel] [PATCH] Staging: ccree: Merge assignment with return Srishti Sharma <srishtishar@gmail.com> - 2017-09-08 22:30 +0200
      Re: [Outreachy kernel] [PATCH] Staging: ccree: Merge assignment with  return Julia Lawall <julia.lawall@lip6.fr> - 2017-09-08 22:40 +0200

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