tree:   
https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
head:   161151d79ff4f7ed35d4ebb0eb7727a517c34ef2
commit: 3d5b1ecdea6fb94f8c61554fcb2ba776a2d3d0e6 [53/54] crypto: rsa - RSA 
padding algorithm
config: s390-allmodconfig (attached as .config)
reproduce:
        wget 
https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
 -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 3d5b1ecdea6fb94f8c61554fcb2ba776a2d3d0e6
        # save the attached .config to linux build tree
        make.cross ARCH=s390 

All warnings (new ones prefixed by >>):

   crypto/rsa-pkcs1pad.c: In function 'pkcs1pad_encrypt_sign_complete':
>> crypto/rsa-pkcs1pad.c:135:1: warning: 'pkcs1pad_encrypt_sign_complete' uses 
>> dynamic stack allocation
    }
    ^

vim +/pkcs1pad_encrypt_sign_complete +135 crypto/rsa-pkcs1pad.c

   119                                          sg_nents_for_len(req->dst,
   120                                                  sizeof(zeros)),
   121                                          zeros, sizeof(zeros));
   122                  }
   123  
   124                  sg_pcopy_from_buffer(req->dst,
   125                                  sg_nents_for_len(req->dst, 
ctx->key_size),
   126                                  req_ctx->out_buf, 
req_ctx->child_req.dst_len,
   127                                  sizeof(zeros));
   128          }
   129          req->dst_len = ctx->key_size;
   130  
   131          kfree(req_ctx->in_buf);
   132          kzfree(req_ctx->out_buf);
   133  
   134          return err;
 > 135  }
   136  
   137  static void pkcs1pad_encrypt_sign_complete_cb(
   138                  struct crypto_async_request *child_async_req, int err)
   139  {
   140          struct akcipher_request *req = child_async_req->data;
   141          struct crypto_async_request async_req;
   142  
   143          if (err == -EINPROGRESS)

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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