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Message-ID: <202210050916.nOVLzexk-lkp@intel.com>
Date: Wed, 5 Oct 2022 09:44:42 +0800
From: kernel test robot <lkp@...el.com>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [ardb:libgcm 1/1] drivers/crypto/caam/caamalg.c:656:12: error:
conflicting types for 'gcm_setkey'; have 'int(struct crypto_aead *, const u8
*, unsigned int)' {aka 'int(struct crypto_aead *, const unsigned char *,
unsigned int)'}
tree: git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git libgcm
head: 62f6cba4ec493aa44d6dbb3854bd91804afaf3b9
commit: 62f6cba4ec493aa44d6dbb3854bd91804afaf3b9 [1/1] crypto: gcm - Provide minimal library implementation
config: arm-defconfig
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git/commit/?id=62f6cba4ec493aa44d6dbb3854bd91804afaf3b9
git remote add ardb git://git.kernel.org/pub/scm/linux/kernel/git/ardb/linux.git
git fetch --no-tags ardb libgcm
git checkout 62f6cba4ec493aa44d6dbb3854bd91804afaf3b9
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/crypto/caam/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> drivers/crypto/caam/caamalg.c:656:12: error: conflicting types for 'gcm_setkey'; have 'int(struct crypto_aead *, const u8 *, unsigned int)' {aka 'int(struct crypto_aead *, const unsigned char *, unsigned int)'}
656 | static int gcm_setkey(struct crypto_aead *aead,
| ^~~~~~~~~~
In file included from drivers/crypto/caam/compat.h:36,
from drivers/crypto/caam/caamalg.c:49:
include/crypto/gcm.h:73:5: note: previous declaration of 'gcm_setkey' with type 'int(struct gcm_ctx *, const u8 *, unsigned int, unsigned int)' {aka 'int(struct gcm_ctx *, const unsigned char *, unsigned int, unsigned int)'}
73 | int gcm_setkey(struct gcm_ctx *ctx, const u8 *key,
| ^~~~~~~~~~
>> drivers/crypto/caam/caamalg.c:1573:12: error: conflicting types for 'gcm_encrypt'; have 'int(struct aead_request *)'
1573 | static int gcm_encrypt(struct aead_request *req)
| ^~~~~~~~~~~
include/crypto/gcm.h:76:6: note: previous declaration of 'gcm_encrypt' with type 'void(const struct gcm_ctx *, u8 *, const u8 *, int, const u8 *, int, const u8 *)' {aka 'void(const struct gcm_ctx *, unsigned char *, const unsigned char *, int, const unsigned char *, int, const unsigned char *)'}
76 | void gcm_encrypt(const struct gcm_ctx *ctx, u8 *dst, const u8 *src,
| ^~~~~~~~~~~
>> drivers/crypto/caam/caamalg.c:1578:12: error: conflicting types for 'gcm_decrypt'; have 'int(struct aead_request *)'
1578 | static int gcm_decrypt(struct aead_request *req)
| ^~~~~~~~~~~
include/crypto/gcm.h:79:5: note: previous declaration of 'gcm_decrypt' with type 'int(const struct gcm_ctx *, u8 *, const u8 *, int, const u8 *, int, const u8 *)' {aka 'int(const struct gcm_ctx *, unsigned char *, const unsigned char *, int, const unsigned char *, int, const unsigned char *)'}
79 | int gcm_decrypt(const struct gcm_ctx *ctx, u8 *dst, const u8 *src,
| ^~~~~~~~~~~
vim +656 drivers/crypto/caam/caamalg.c
1b52c40919e60c Herbert Xu 2019-04-11 655
3ef8d945d0dafd Tudor Ambarus 2014-10-23 @656 static int gcm_setkey(struct crypto_aead *aead,
3ef8d945d0dafd Tudor Ambarus 2014-10-23 657 const u8 *key, unsigned int keylen)
3ef8d945d0dafd Tudor Ambarus 2014-10-23 658 {
3ef8d945d0dafd Tudor Ambarus 2014-10-23 659 struct caam_ctx *ctx = crypto_aead_ctx(aead);
3ef8d945d0dafd Tudor Ambarus 2014-10-23 660 struct device *jrdev = ctx->jrdev;
836d8f43c5e529 Iuliana Prodan 2019-07-31 661 int err;
836d8f43c5e529 Iuliana Prodan 2019-07-31 662
836d8f43c5e529 Iuliana Prodan 2019-07-31 663 err = aes_check_keylen(keylen);
674f368a952c48 Eric Biggers 2019-12-30 664 if (err)
836d8f43c5e529 Iuliana Prodan 2019-07-31 665 return err;
3ef8d945d0dafd Tudor Ambarus 2014-10-23 666
6e005503199b9b Sascha Hauer 2019-05-23 667 print_hex_dump_debug("key in @"__stringify(__LINE__)": ",
3ef8d945d0dafd Tudor Ambarus 2014-10-23 668 DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
3ef8d945d0dafd Tudor Ambarus 2014-10-23 669
3ef8d945d0dafd Tudor Ambarus 2014-10-23 670 memcpy(ctx->key, key, keylen);
7e0880b9fbbe7d Horia Geantă 2017-12-19 671 dma_sync_single_for_device(jrdev, ctx->key_dma, keylen, ctx->dir);
db57656b007241 Horia Geantă 2016-11-22 672 ctx->cdata.keylen = keylen;
3ef8d945d0dafd Tudor Ambarus 2014-10-23 673
bbf2234494afd1 Horia Geantă 2017-02-10 674 return gcm_set_sh_desc(aead);
3ef8d945d0dafd Tudor Ambarus 2014-10-23 675 }
3ef8d945d0dafd Tudor Ambarus 2014-10-23 676
:::::: The code at line 656 was first introduced by commit
:::::: 3ef8d945d0dafd272e77c01099bc4975c5297a5a crypto: caam - add support for gcm(aes)
:::::: TO: Tudor Ambarus <tudor.ambarus@...escale.com>
:::::: CC: Herbert Xu <herbert@...dor.apana.org.au>
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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