netdev - Re: [PATCH net 1/2] net: mctp-serial: Add kunit test for next_chunk

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Message-ID: <202408291542.2o5GOBhQ-lkp@intel.com>
Date: Thu, 29 Aug 2024 15:30:10 +0800
From: kernel test robot <lkp@...el.com>
To: Matt Johnston <matt@...econstruct.com.au>, jk@...econstruct.com.au
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Eric Dumazet <edumazet@...gle.com>, netdev@...r.kernel.org
Subject: Re: [PATCH net 1/2] net: mctp-serial: Add kunit test for
 next_chunk_len()

Hi Matt,

kernel test robot noticed the following build errors:

[auto build test ERROR on net/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Matt-Johnston/net-mctp-serial-Add-kunit-test-for-next_chunk_len/20240827-101656
base:   net/main
patch link:    https://lore.kernel.org/r/20240827020803.957250-2-matt%40codeconstruct.com.au
patch subject: [PATCH net 1/2] net: mctp-serial: Add kunit test for next_chunk_len()
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240829/202408291542.2o5GOBhQ-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240829/202408291542.2o5GOBhQ-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408291542.2o5GOBhQ-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/net/mctp/mctp-serial.c:541:24: error: initializing 'struct test_chunk_tx *' with an expression of type 'const void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
     541 |         struct test_chunk_tx *params = test->param_value;
         |                               ^        ~~~~~~~~~~~~~~~~~
   1 error generated.


vim +541 drivers/net/mctp/mctp-serial.c

   534	
   535	static void test_next_chunk_len(struct kunit *test)
   536	{
   537		struct mctp_serial devx;
   538		struct mctp_serial *dev = &devx;
   539		int next;
   540	
 > 541		struct test_chunk_tx *params = test->param_value;
   542	
   543		memset(dev, 0x0, sizeof(*dev));
   544		memcpy(dev->txbuf, params->input, params->input_len);
   545		dev->txlen = params->input_len;
   546	
   547		for (size_t i = 0; i < MAX_CHUNKS; i++) {
   548			next = next_chunk_len(dev);
   549			dev->txpos += next;
   550			KUNIT_EXPECT_EQ(test, next, params->chunks[i]);
   551	
   552			if (next == 0) {
   553				KUNIT_EXPECT_EQ(test, dev->txpos, dev->txlen);
   554				return;
   555			}
   556		}
   557	
   558		KUNIT_FAIL_AND_ABORT(test, "Ran out of chunks");
   559	}
   560	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki