From: Julia Lawall Subject: Re: [Outreachy kernel] [PATCH] Staging: ccree: Merge assignment with return Date: Fri, 8 Sep 2017 22:31:29 +0200 (CEST) Message-ID: References: <1504900895-13110-1-git-send-email-srishtishar@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: Gilad Ben-Yossef , Greg KH , Linux Crypto Mailing List , driverdev-devel@linuxdriverproject.org, devel@driverdev.osuosl.org, Linux kernel mailing list , outreachy-kernel@googlegroups.com To: Srishti Sharma Return-path: Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:61520 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756895AbdIHUbc (ORCPT ); Fri, 8 Sep 2017 16:31:32 -0400 In-Reply-To: Sender: linux-crypto-owner@vger.kernel.org List-ID: On Sat, 9 Sep 2017, Srishti Sharma wrote: > On Sat, Sep 9, 2017 at 1:42 AM, Julia Lawall 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 > >> --- > >> 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. There must be some change in spacing. Otherwise there would be no diff. julia > > 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 > >> > >> -- > >> You received this message because you are subscribed to the Google Groups "outreachy-kernel" group. > >> To unsubscribe from this group and stop receiving emails from it, send an email to outreachy-kernel+unsubscribe@googlegroups.com. > >> To post to this group, send email to outreachy-kernel@googlegroups.com. > >> To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/1504900895-13110-1-git-send-email-srishtishar%40gmail.com. > >> For more options, visit https://groups.google.com/d/optout. > >> > > -- > You received this message because you are subscribed to the Google Groups "outreachy-kernel" group. > To unsubscribe from this group and stop receiving emails from it, send an email to outreachy-kernel+unsubscribe@googlegroups.com. > To post to this group, send email to outreachy-kernel@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/CAB3L5ow4-GeOfh%3D23T58JNUmxu4mmOoG1rwH6fccrzwTNvTu1w%40mail.gmail.com. > For more options, visit https://groups.google.com/d/optout. >