Re: [PATCH 4/4] virtio-crypto: support ECDSA algorithm

[kernel test robot]

Hi Lei,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on herbert-cryptodev-2.6/master]
[also build test ERROR on herbert-crypto-2.6/master linus/master v5.19-rc2 next-20220617]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/intel-lab-lkp/linux/commits/Lei-He/virtio-crypto-support-ECDSA-algorithm/20220617-151113
base:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
config: i386-randconfig-m021 (https://download.01.org/0day-ci/archive/20220617/202206172202.d2j2nFUX-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/d335068e54f1217848445185702d75739116b1fe
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Lei-He/virtio-crypto-support-ECDSA-algorithm/20220617-151113
        git checkout d335068e54f1217848445185702d75739116b1fe
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   ld: drivers/crypto/virtio/virtio_crypto_akcipher_algs.o: in function `virtio_crypto_ecdsa_max_size':
>> drivers/crypto/virtio/virtio_crypto_akcipher_algs.c:602: undefined reference to `ecdsa_max_signature_size'


vim +602 drivers/crypto/virtio/virtio_crypto_akcipher_algs.c

   596	
   597	static unsigned int virtio_crypto_ecdsa_max_size(struct crypto_akcipher *tfm)
   598	{
   599		struct virtio_crypto_akcipher_ctx *ctx = akcipher_tfm_ctx(tfm);
   600		struct virtio_crypto_ecdsa_ctx *ecdsa_ctx = &ctx->ecdsa_ctx;
   601	
 > 602		return ecdsa_max_signature_size(ecdsa_ctx->curve);
   603	}
   604	

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