Hi, Herbert,

Sorry, I thought that is better to make a patch for each driver.

Bisectibility is affected because I changed the declaration of max_size
function to return an unsigned int instead of an int, but I updated
each driver that uses this function in a different patch.

Bisectibility will be ok if we squash the patch that modifies the
declaration with the ones that use it. This also applies for kpp.

How should I proceed from here?

Thanks,
ta

On 13.06.2017 04:34, kbuild test robot wrote:
tree:   
https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
head:   48df28b85991ac67a2270f0bb818221527834b78
commit: 561f8e2df990a7a2859a98bd208d0f7dc932c3f7 [62/75] crypto: akcipher - 
assume key is already set in maxsize
config: x86_64-randconfig-x019-201724 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
         git checkout 561f8e2df990a7a2859a98bd208d0f7dc932c3f7
         # save the attached .config to linux build tree
         make ARCH=x86_64

Note: the cryptodev/master HEAD 48df28b85991ac67a2270f0bb818221527834b78 builds 
fine.
       It only hurts bisectibility.

All errors (new ones prefixed by >>):

    crypto/rsa-pkcs1pad.c: In function 'pkcs1pad_create':
crypto/rsa-pkcs1pad.c:680:21: error: assignment from incompatible pointer type 
[-Werror=incompatible-pointer-types]
      inst->alg.max_size = pkcs1pad_get_max_size;
                         ^
    cc1: some warnings being treated as errors

vim +680 crypto/rsa-pkcs1pad.c

a49de377 Tadeusz Struk      2016-03-03  664         CRYPTO_MAX_ALG_NAME)
c0d20d22 Herbert Xu         2016-06-29  665             goto out_drop_alg;
3d5b1ecd Andrzej Zaborowski 2015-12-05  666
3d5b1ecd Andrzej Zaborowski 2015-12-05  667     inst->alg.base.cra_flags = 
rsa_alg->base.cra_flags & CRYPTO_ALG_ASYNC;
3d5b1ecd Andrzej Zaborowski 2015-12-05  668     inst->alg.base.cra_priority = 
rsa_alg->base.cra_priority;
3d5b1ecd Andrzej Zaborowski 2015-12-05  669     inst->alg.base.cra_ctxsize = 
sizeof(struct pkcs1pad_ctx);
3d5b1ecd Andrzej Zaborowski 2015-12-05  670
3d5b1ecd Andrzej Zaborowski 2015-12-05  671     inst->alg.init = 
pkcs1pad_init_tfm;
3d5b1ecd Andrzej Zaborowski 2015-12-05  672     inst->alg.exit = 
pkcs1pad_exit_tfm;
3d5b1ecd Andrzej Zaborowski 2015-12-05  673
3d5b1ecd Andrzej Zaborowski 2015-12-05  674     inst->alg.encrypt = 
pkcs1pad_encrypt;
3d5b1ecd Andrzej Zaborowski 2015-12-05  675     inst->alg.decrypt = 
pkcs1pad_decrypt;
3d5b1ecd Andrzej Zaborowski 2015-12-05  676     inst->alg.sign = pkcs1pad_sign;
3d5b1ecd Andrzej Zaborowski 2015-12-05  677     inst->alg.verify = 
pkcs1pad_verify;
3d5b1ecd Andrzej Zaborowski 2015-12-05  678     inst->alg.set_pub_key = 
pkcs1pad_set_pub_key;
3d5b1ecd Andrzej Zaborowski 2015-12-05  679     inst->alg.set_priv_key = 
pkcs1pad_set_priv_key;
3d5b1ecd Andrzej Zaborowski 2015-12-05 @680     inst->alg.max_size = 
pkcs1pad_get_max_size;
3d5b1ecd Andrzej Zaborowski 2015-12-05  681     inst->alg.reqsize = sizeof(struct 
pkcs1pad_request) + rsa_alg->reqsize;
3d5b1ecd Andrzej Zaborowski 2015-12-05  682
3d5b1ecd Andrzej Zaborowski 2015-12-05  683     inst->free = pkcs1pad_free;
3d5b1ecd Andrzej Zaborowski 2015-12-05  684
3d5b1ecd Andrzej Zaborowski 2015-12-05  685     err = 
akcipher_register_instance(tmpl, inst);
3d5b1ecd Andrzej Zaborowski 2015-12-05  686     if (err)
c0d20d22 Herbert Xu         2016-06-29  687             goto out_drop_alg;
3d5b1ecd Andrzej Zaborowski 2015-12-05  688

:::::: The code at line 680 was first introduced by commit
:::::: 3d5b1ecdea6fb94f8c61554fcb2ba776a2d3d0e6 crypto: rsa - RSA padding 
algorithm

:::::: TO: Andrzej Zaborowski <andrew.zaborow...@intel.com>
:::::: CC: Herbert Xu <herb...@gondor.apana.org.au>

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