From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: sound/soc/intel/avs/boards/nau8825.c:239 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]'
Date: Tue, 2 May 2023 15:09:50 +0800 [thread overview]
Message-ID: <202305021525.NMqOVcXo-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Cezary Rojewski <cezary.rojewski@intel.com>
CC: Mark Brown <broonie@kernel.org>
CC: "Amadeusz Sławiński" <amadeuszx.slawinski@linux.intel.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 865fdb08197e657c59e74a35fa32362b12397f58
commit: 32ee40b5590081a6b38a55e4ab16b47085f93afe ASoC: Intel: avs: Add nau8825 machine board
date: 11 months ago
:::::: branch date: 7 hours ago
:::::: commit date: 11 months ago
config: x86_64-randconfig-m001-20230501 (https://download.01.org/0day-ci/archive/20230502/202305021525.NMqOVcXo-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Link: https://lore.kernel.org/r/202305021525.NMqOVcXo-lkp@intel.com/
New smatch warnings:
sound/soc/intel/avs/boards/nau8825.c:239 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]'
Old smatch warnings:
sound/soc/intel/avs/boards/nau8825.c:240 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]'
sound/soc/intel/avs/boards/nau8825.c:241 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]'
sound/soc/intel/avs/boards/nau8825.c:241 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]'
vim +239 sound/soc/intel/avs/boards/nau8825.c
32ee40b5590081 Cezary Rojewski 2022-05-11 217
32ee40b5590081 Cezary Rojewski 2022-05-11 218 static int avs_create_dapm_routes(struct device *dev, int ssp_port,
32ee40b5590081 Cezary Rojewski 2022-05-11 219 struct snd_soc_dapm_route **routes, int *num_routes)
32ee40b5590081 Cezary Rojewski 2022-05-11 220 {
32ee40b5590081 Cezary Rojewski 2022-05-11 221 struct snd_soc_dapm_route *dr;
32ee40b5590081 Cezary Rojewski 2022-05-11 222 const int num_base = ARRAY_SIZE(card_base_routes);
32ee40b5590081 Cezary Rojewski 2022-05-11 223 const int num_dr = num_base + 2;
32ee40b5590081 Cezary Rojewski 2022-05-11 224 int idx;
32ee40b5590081 Cezary Rojewski 2022-05-11 225
32ee40b5590081 Cezary Rojewski 2022-05-11 226 dr = devm_kcalloc(dev, num_dr, sizeof(*dr), GFP_KERNEL);
32ee40b5590081 Cezary Rojewski 2022-05-11 227 if (!dr)
32ee40b5590081 Cezary Rojewski 2022-05-11 228 return -ENOMEM;
32ee40b5590081 Cezary Rojewski 2022-05-11 229
32ee40b5590081 Cezary Rojewski 2022-05-11 230 memcpy(dr, card_base_routes, num_base * sizeof(*dr));
32ee40b5590081 Cezary Rojewski 2022-05-11 231
32ee40b5590081 Cezary Rojewski 2022-05-11 232 idx = num_base;
32ee40b5590081 Cezary Rojewski 2022-05-11 233 dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "Playback");
32ee40b5590081 Cezary Rojewski 2022-05-11 234 dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Tx", ssp_port);
32ee40b5590081 Cezary Rojewski 2022-05-11 235 if (!dr[idx].sink || !dr[idx].source)
32ee40b5590081 Cezary Rojewski 2022-05-11 236 return -ENOMEM;
32ee40b5590081 Cezary Rojewski 2022-05-11 237
32ee40b5590081 Cezary Rojewski 2022-05-11 238 idx++;
32ee40b5590081 Cezary Rojewski 2022-05-11 @239 dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Rx", ssp_port);
32ee40b5590081 Cezary Rojewski 2022-05-11 240 dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "Capture");
32ee40b5590081 Cezary Rojewski 2022-05-11 241 if (!dr[idx].sink || !dr[idx].source)
32ee40b5590081 Cezary Rojewski 2022-05-11 242 return -ENOMEM;
32ee40b5590081 Cezary Rojewski 2022-05-11 243
32ee40b5590081 Cezary Rojewski 2022-05-11 244 *routes = dr;
32ee40b5590081 Cezary Rojewski 2022-05-11 245 *num_routes = num_dr;
32ee40b5590081 Cezary Rojewski 2022-05-11 246
32ee40b5590081 Cezary Rojewski 2022-05-11 247 return 0;
32ee40b5590081 Cezary Rojewski 2022-05-11 248 }
32ee40b5590081 Cezary Rojewski 2022-05-11 249
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
next reply other threads:[~2023-05-02 7:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-02 7:09 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-10-25 18:17 sound/soc/intel/avs/boards/nau8825.c:239 avs_create_dapm_routes() warn: potentially one past the end of array 'dr[idx]' kernel test robot
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