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From: Dan Carpenter <error27@gmail.com>
To: oe-kbuild@lists.linux.dev,
	Sanjay Chitroda <sanjayembeddedse@gmail.com>,
	jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com,
	andy@kernel.org
Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, kees@kernel.org,
	linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
	sanjayembeddedse@gmail.com
Subject: Re: [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers
Date: Sat, 28 Mar 2026 11:08:48 +0300	[thread overview]
Message-ID: <202603281105.UIsb0ZYk-lkp@intel.com> (raw)
In-Reply-To: <20260326081815.925373-5-sanjayembedded@gmail.com>

Hi Sanjay,

kernel test robot noticed the following build warnings:

https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Sanjay-Chitroda/iio-ssp_sensors-cleanup-codestyle-warning/20260327-131514
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20260326081815.925373-5-sanjayembedded%40gmail.com
patch subject: [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers
config: x86_64-randconfig-161-20260328 (https://download.01.org/0day-ci/archive/20260328/202603281105.UIsb0ZYk-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
smatch: v0.5.0-9004-gb810ac53

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@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202603281105.UIsb0ZYk-lkp@intel.com/

smatch warnings:
drivers/iio/common/ssp_sensors/ssp_dev.c:523 ssp_probe() warn: missing unwind goto?

vim +523 drivers/iio/common/ssp_sensors/ssp_dev.c

50dd64d57eee8ae Karol Wrona         2015-01-28  483  static int ssp_probe(struct spi_device *spi)
50dd64d57eee8ae Karol Wrona         2015-01-28  484  {
50dd64d57eee8ae Karol Wrona         2015-01-28  485  	int ret, i;
50dd64d57eee8ae Karol Wrona         2015-01-28  486  	struct ssp_data *data;
50dd64d57eee8ae Karol Wrona         2015-01-28  487  
50dd64d57eee8ae Karol Wrona         2015-01-28  488  	data = ssp_parse_dt(&spi->dev);
50dd64d57eee8ae Karol Wrona         2015-01-28  489  	if (!data) {
50dd64d57eee8ae Karol Wrona         2015-01-28  490  		dev_err(&spi->dev, "Failed to find platform data\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  491  		return -ENODEV;
50dd64d57eee8ae Karol Wrona         2015-01-28  492  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  493  
4c6e3dbc6b4877c Krzysztof Kozlowski 2020-09-21  494  	ret = mfd_add_devices(&spi->dev, PLATFORM_DEVID_NONE,
4c6e3dbc6b4877c Krzysztof Kozlowski 2020-09-21  495  			      sensorhub_sensor_devs,
50dd64d57eee8ae Karol Wrona         2015-01-28  496  			      ARRAY_SIZE(sensorhub_sensor_devs), NULL, 0, NULL);
50dd64d57eee8ae Karol Wrona         2015-01-28  497  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  498  		dev_err(&spi->dev, "mfd add devices fail\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  499  		return ret;
50dd64d57eee8ae Karol Wrona         2015-01-28  500  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  501  
50dd64d57eee8ae Karol Wrona         2015-01-28  502  	spi->mode = SPI_MODE_1;
50dd64d57eee8ae Karol Wrona         2015-01-28  503  	ret = spi_setup(spi);
50dd64d57eee8ae Karol Wrona         2015-01-28  504  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  505  		dev_err(&spi->dev, "Failed to setup spi\n");
21553258b94861a Christophe JAILLET  2025-10-10  506  		goto err_setup_spi;
50dd64d57eee8ae Karol Wrona         2015-01-28  507  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  508  
50dd64d57eee8ae Karol Wrona         2015-01-28  509  	data->fw_dl_state = SSP_FW_DL_STATE_NONE;
50dd64d57eee8ae Karol Wrona         2015-01-28  510  	data->spi = spi;
50dd64d57eee8ae Karol Wrona         2015-01-28  511  	spi_set_drvdata(spi, data);
50dd64d57eee8ae Karol Wrona         2015-01-28  512  
50dd64d57eee8ae Karol Wrona         2015-01-28  513  	mutex_init(&data->comm_lock);
50dd64d57eee8ae Karol Wrona         2015-01-28  514  
5981e993e348918 Sanjay Chitroda     2026-03-26  515  	data->rx_buf_size = SSP_DATA_PACKET_SIZE;
5981e993e348918 Sanjay Chitroda     2026-03-26  516  	data->rx_buf = devm_kzalloc(&spi->dev,
5981e993e348918 Sanjay Chitroda     2026-03-26  517  				    data->rx_buf_size,
5981e993e348918 Sanjay Chitroda     2026-03-26  518  				    GFP_KERNEL | GFP_DMA);
5981e993e348918 Sanjay Chitroda     2026-03-26  519  
5981e993e348918 Sanjay Chitroda     2026-03-26  520  	if (!data->rx_buf) {
5981e993e348918 Sanjay Chitroda     2026-03-26  521  		dev_err(&spi->dev,
5981e993e348918 Sanjay Chitroda     2026-03-26  522  			"Failed to allocate memory for rx_buf\n");
5981e993e348918 Sanjay Chitroda     2026-03-26 @523  		return -ENOMEM;

Need to goto destroy_comm_lock before returning.

5981e993e348918 Sanjay Chitroda     2026-03-26  524  	}
5981e993e348918 Sanjay Chitroda     2026-03-26  525  
50dd64d57eee8ae Karol Wrona         2015-01-28  526  	for (i = 0; i < SSP_SENSOR_MAX; ++i) {
50dd64d57eee8ae Karol Wrona         2015-01-28  527  		data->delay_buf[i] = SSP_DEFAULT_POLLING_DELAY;
50dd64d57eee8ae Karol Wrona         2015-01-28  528  		data->batch_latency_buf[i] = 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  529  		data->batch_opt_buf[i] = 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  530  		data->check_status[i] = SSP_INITIALIZATION_STATE;
50dd64d57eee8ae Karol Wrona         2015-01-28  531  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  532  
50dd64d57eee8ae Karol Wrona         2015-01-28  533  	data->delay_buf[SSP_BIO_HRM_LIB] = 100;
50dd64d57eee8ae Karol Wrona         2015-01-28  534  
50dd64d57eee8ae Karol Wrona         2015-01-28  535  	data->time_syncing = true;
50dd64d57eee8ae Karol Wrona         2015-01-28  536  
50dd64d57eee8ae Karol Wrona         2015-01-28  537  	mutex_init(&data->pending_lock);
50dd64d57eee8ae Karol Wrona         2015-01-28  538  	INIT_LIST_HEAD(&data->pending_list);
50dd64d57eee8ae Karol Wrona         2015-01-28  539  
50dd64d57eee8ae Karol Wrona         2015-01-28  540  	atomic_set(&data->enable_refcount, 0);
50dd64d57eee8ae Karol Wrona         2015-01-28  541  
50dd64d57eee8ae Karol Wrona         2015-01-28  542  	INIT_WORK(&data->work_wdt, ssp_wdt_work_func);
50dd64d57eee8ae Karol Wrona         2015-01-28  543  	INIT_DELAYED_WORK(&data->work_refresh, ssp_refresh_task);
50dd64d57eee8ae Karol Wrona         2015-01-28  544  
e99e88a9d2b0674 Kees Cook           2017-10-16  545  	timer_setup(&data->wdt_timer, ssp_wdt_timer_func, 0);
50dd64d57eee8ae Karol Wrona         2015-01-28  546  
50dd64d57eee8ae Karol Wrona         2015-01-28  547  	ret = request_threaded_irq(data->spi->irq, NULL,
50dd64d57eee8ae Karol Wrona         2015-01-28  548  				   ssp_irq_thread_fn,
50dd64d57eee8ae Karol Wrona         2015-01-28  549  				   IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
50dd64d57eee8ae Karol Wrona         2015-01-28  550  				   "SSP_Int", data);
50dd64d57eee8ae Karol Wrona         2015-01-28  551  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  552  		dev_err(&spi->dev, "Irq request fail\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  553  		goto err_setup_irq;
50dd64d57eee8ae Karol Wrona         2015-01-28  554  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  555  
50dd64d57eee8ae Karol Wrona         2015-01-28  556  	/* Let's start with enabled one so irq balance could be ok */
50dd64d57eee8ae Karol Wrona         2015-01-28  557  	data->shut_down = false;
50dd64d57eee8ae Karol Wrona         2015-01-28  558  
50dd64d57eee8ae Karol Wrona         2015-01-28  559  	/* just to avoid unbalanced irq set wake up */
50dd64d57eee8ae Karol Wrona         2015-01-28  560  	enable_irq_wake(data->spi->irq);
50dd64d57eee8ae Karol Wrona         2015-01-28  561  
50dd64d57eee8ae Karol Wrona         2015-01-28  562  	data->fw_dl_state = ssp_check_fwbl(data);
50dd64d57eee8ae Karol Wrona         2015-01-28  563  	if (data->fw_dl_state == SSP_FW_DL_STATE_NONE) {
50dd64d57eee8ae Karol Wrona         2015-01-28  564  		ret = ssp_initialize_mcu(data);
50dd64d57eee8ae Karol Wrona         2015-01-28  565  		if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  566  			dev_err(&spi->dev, "Initialize_mcu failed\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  567  			goto err_read_reg;
50dd64d57eee8ae Karol Wrona         2015-01-28  568  		}
50dd64d57eee8ae Karol Wrona         2015-01-28  569  	} else {
50dd64d57eee8ae Karol Wrona         2015-01-28  570  		dev_err(&spi->dev, "Firmware version not supported\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  571  		ret = -EPERM;
50dd64d57eee8ae Karol Wrona         2015-01-28  572  		goto err_read_reg;
50dd64d57eee8ae Karol Wrona         2015-01-28  573  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  574  
50dd64d57eee8ae Karol Wrona         2015-01-28  575  	return 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  576  
50dd64d57eee8ae Karol Wrona         2015-01-28  577  err_read_reg:
50dd64d57eee8ae Karol Wrona         2015-01-28  578  	free_irq(data->spi->irq, data);
50dd64d57eee8ae Karol Wrona         2015-01-28  579  err_setup_irq:
50dd64d57eee8ae Karol Wrona         2015-01-28  580  	mutex_destroy(&data->pending_lock);

Add a destroy_comm_lock: label here.

50dd64d57eee8ae Karol Wrona         2015-01-28  581  	mutex_destroy(&data->comm_lock);
21553258b94861a Christophe JAILLET  2025-10-10  582  err_setup_spi:
21553258b94861a Christophe JAILLET  2025-10-10  583  	mfd_remove_devices(&spi->dev);
50dd64d57eee8ae Karol Wrona         2015-01-28  584  
50dd64d57eee8ae Karol Wrona         2015-01-28  585  	dev_err(&spi->dev, "Probe failed!\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  586  
50dd64d57eee8ae Karol Wrona         2015-01-28  587  	return ret;
50dd64d57eee8ae Karol Wrona         2015-01-28  588  }

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


WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: Re: [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers
Date: Sat, 28 Mar 2026 08:58:09 +0800	[thread overview]
Message-ID: <202603281105.UIsb0ZYk-lkp@intel.com> (raw)

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20260326081815.925373-5-sanjayembedded@gmail.com>
References: <20260326081815.925373-5-sanjayembedded@gmail.com>
TO: Sanjay Chitroda <sanjayembeddedse@gmail.com>
TO: jic23@kernel.org
TO: dlechner@baylibre.com
TO: nuno.sa@analog.com
TO: andy@kernel.org
CC: kees@kernel.org
CC: linux-iio@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: sanjayembeddedse@gmail.com

Hi Sanjay,

kernel test robot noticed the following build warnings:

[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v7.0-rc5 next-20260327]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Sanjay-Chitroda/iio-ssp_sensors-cleanup-codestyle-warning/20260327-131514
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20260326081815.925373-5-sanjayembedded%40gmail.com
patch subject: [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers
:::::: branch date: 22 hours ago
:::::: commit date: 22 hours ago
config: x86_64-randconfig-161-20260328 (https://download.01.org/0day-ci/archive/20260328/202603281105.UIsb0ZYk-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
smatch: v0.5.0-9004-gb810ac53

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@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202603281105.UIsb0ZYk-lkp@intel.com/

smatch warnings:
drivers/iio/common/ssp_sensors/ssp_dev.c:523 ssp_probe() warn: missing unwind goto?

vim +523 drivers/iio/common/ssp_sensors/ssp_dev.c

50dd64d57eee8ae Karol Wrona         2015-01-28  482  
50dd64d57eee8ae Karol Wrona         2015-01-28  483  static int ssp_probe(struct spi_device *spi)
50dd64d57eee8ae Karol Wrona         2015-01-28  484  {
50dd64d57eee8ae Karol Wrona         2015-01-28  485  	int ret, i;
50dd64d57eee8ae Karol Wrona         2015-01-28  486  	struct ssp_data *data;
50dd64d57eee8ae Karol Wrona         2015-01-28  487  
50dd64d57eee8ae Karol Wrona         2015-01-28  488  	data = ssp_parse_dt(&spi->dev);
50dd64d57eee8ae Karol Wrona         2015-01-28  489  	if (!data) {
50dd64d57eee8ae Karol Wrona         2015-01-28  490  		dev_err(&spi->dev, "Failed to find platform data\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  491  		return -ENODEV;
50dd64d57eee8ae Karol Wrona         2015-01-28  492  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  493  
4c6e3dbc6b4877c Krzysztof Kozlowski 2020-09-21  494  	ret = mfd_add_devices(&spi->dev, PLATFORM_DEVID_NONE,
4c6e3dbc6b4877c Krzysztof Kozlowski 2020-09-21  495  			      sensorhub_sensor_devs,
50dd64d57eee8ae Karol Wrona         2015-01-28  496  			      ARRAY_SIZE(sensorhub_sensor_devs), NULL, 0, NULL);
50dd64d57eee8ae Karol Wrona         2015-01-28  497  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  498  		dev_err(&spi->dev, "mfd add devices fail\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  499  		return ret;
50dd64d57eee8ae Karol Wrona         2015-01-28  500  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  501  
50dd64d57eee8ae Karol Wrona         2015-01-28  502  	spi->mode = SPI_MODE_1;
50dd64d57eee8ae Karol Wrona         2015-01-28  503  	ret = spi_setup(spi);
50dd64d57eee8ae Karol Wrona         2015-01-28  504  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  505  		dev_err(&spi->dev, "Failed to setup spi\n");
21553258b94861a Christophe JAILLET  2025-10-10  506  		goto err_setup_spi;
50dd64d57eee8ae Karol Wrona         2015-01-28  507  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  508  
50dd64d57eee8ae Karol Wrona         2015-01-28  509  	data->fw_dl_state = SSP_FW_DL_STATE_NONE;
50dd64d57eee8ae Karol Wrona         2015-01-28  510  	data->spi = spi;
50dd64d57eee8ae Karol Wrona         2015-01-28  511  	spi_set_drvdata(spi, data);
50dd64d57eee8ae Karol Wrona         2015-01-28  512  
50dd64d57eee8ae Karol Wrona         2015-01-28  513  	mutex_init(&data->comm_lock);
50dd64d57eee8ae Karol Wrona         2015-01-28  514  
5981e993e348918 Sanjay Chitroda     2026-03-26  515  	data->rx_buf_size = SSP_DATA_PACKET_SIZE;
5981e993e348918 Sanjay Chitroda     2026-03-26  516  	data->rx_buf = devm_kzalloc(&spi->dev,
5981e993e348918 Sanjay Chitroda     2026-03-26  517  				    data->rx_buf_size,
5981e993e348918 Sanjay Chitroda     2026-03-26  518  				    GFP_KERNEL | GFP_DMA);
5981e993e348918 Sanjay Chitroda     2026-03-26  519  
5981e993e348918 Sanjay Chitroda     2026-03-26  520  	if (!data->rx_buf) {
5981e993e348918 Sanjay Chitroda     2026-03-26  521  		dev_err(&spi->dev,
5981e993e348918 Sanjay Chitroda     2026-03-26  522  			"Failed to allocate memory for rx_buf\n");
5981e993e348918 Sanjay Chitroda     2026-03-26 @523  		return -ENOMEM;
5981e993e348918 Sanjay Chitroda     2026-03-26  524  	}
5981e993e348918 Sanjay Chitroda     2026-03-26  525  
50dd64d57eee8ae Karol Wrona         2015-01-28  526  	for (i = 0; i < SSP_SENSOR_MAX; ++i) {
50dd64d57eee8ae Karol Wrona         2015-01-28  527  		data->delay_buf[i] = SSP_DEFAULT_POLLING_DELAY;
50dd64d57eee8ae Karol Wrona         2015-01-28  528  		data->batch_latency_buf[i] = 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  529  		data->batch_opt_buf[i] = 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  530  		data->check_status[i] = SSP_INITIALIZATION_STATE;
50dd64d57eee8ae Karol Wrona         2015-01-28  531  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  532  
50dd64d57eee8ae Karol Wrona         2015-01-28  533  	data->delay_buf[SSP_BIO_HRM_LIB] = 100;
50dd64d57eee8ae Karol Wrona         2015-01-28  534  
50dd64d57eee8ae Karol Wrona         2015-01-28  535  	data->time_syncing = true;
50dd64d57eee8ae Karol Wrona         2015-01-28  536  
50dd64d57eee8ae Karol Wrona         2015-01-28  537  	mutex_init(&data->pending_lock);
50dd64d57eee8ae Karol Wrona         2015-01-28  538  	INIT_LIST_HEAD(&data->pending_list);
50dd64d57eee8ae Karol Wrona         2015-01-28  539  
50dd64d57eee8ae Karol Wrona         2015-01-28  540  	atomic_set(&data->enable_refcount, 0);
50dd64d57eee8ae Karol Wrona         2015-01-28  541  
50dd64d57eee8ae Karol Wrona         2015-01-28  542  	INIT_WORK(&data->work_wdt, ssp_wdt_work_func);
50dd64d57eee8ae Karol Wrona         2015-01-28  543  	INIT_DELAYED_WORK(&data->work_refresh, ssp_refresh_task);
50dd64d57eee8ae Karol Wrona         2015-01-28  544  
e99e88a9d2b0674 Kees Cook           2017-10-16  545  	timer_setup(&data->wdt_timer, ssp_wdt_timer_func, 0);
50dd64d57eee8ae Karol Wrona         2015-01-28  546  
50dd64d57eee8ae Karol Wrona         2015-01-28  547  	ret = request_threaded_irq(data->spi->irq, NULL,
50dd64d57eee8ae Karol Wrona         2015-01-28  548  				   ssp_irq_thread_fn,
50dd64d57eee8ae Karol Wrona         2015-01-28  549  				   IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
50dd64d57eee8ae Karol Wrona         2015-01-28  550  				   "SSP_Int", data);
50dd64d57eee8ae Karol Wrona         2015-01-28  551  	if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  552  		dev_err(&spi->dev, "Irq request fail\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  553  		goto err_setup_irq;
50dd64d57eee8ae Karol Wrona         2015-01-28  554  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  555  
50dd64d57eee8ae Karol Wrona         2015-01-28  556  	/* Let's start with enabled one so irq balance could be ok */
50dd64d57eee8ae Karol Wrona         2015-01-28  557  	data->shut_down = false;
50dd64d57eee8ae Karol Wrona         2015-01-28  558  
50dd64d57eee8ae Karol Wrona         2015-01-28  559  	/* just to avoid unbalanced irq set wake up */
50dd64d57eee8ae Karol Wrona         2015-01-28  560  	enable_irq_wake(data->spi->irq);
50dd64d57eee8ae Karol Wrona         2015-01-28  561  
50dd64d57eee8ae Karol Wrona         2015-01-28  562  	data->fw_dl_state = ssp_check_fwbl(data);
50dd64d57eee8ae Karol Wrona         2015-01-28  563  	if (data->fw_dl_state == SSP_FW_DL_STATE_NONE) {
50dd64d57eee8ae Karol Wrona         2015-01-28  564  		ret = ssp_initialize_mcu(data);
50dd64d57eee8ae Karol Wrona         2015-01-28  565  		if (ret < 0) {
50dd64d57eee8ae Karol Wrona         2015-01-28  566  			dev_err(&spi->dev, "Initialize_mcu failed\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  567  			goto err_read_reg;
50dd64d57eee8ae Karol Wrona         2015-01-28  568  		}
50dd64d57eee8ae Karol Wrona         2015-01-28  569  	} else {
50dd64d57eee8ae Karol Wrona         2015-01-28  570  		dev_err(&spi->dev, "Firmware version not supported\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  571  		ret = -EPERM;
50dd64d57eee8ae Karol Wrona         2015-01-28  572  		goto err_read_reg;
50dd64d57eee8ae Karol Wrona         2015-01-28  573  	}
50dd64d57eee8ae Karol Wrona         2015-01-28  574  
50dd64d57eee8ae Karol Wrona         2015-01-28  575  	return 0;
50dd64d57eee8ae Karol Wrona         2015-01-28  576  
50dd64d57eee8ae Karol Wrona         2015-01-28  577  err_read_reg:
50dd64d57eee8ae Karol Wrona         2015-01-28  578  	free_irq(data->spi->irq, data);
50dd64d57eee8ae Karol Wrona         2015-01-28  579  err_setup_irq:
50dd64d57eee8ae Karol Wrona         2015-01-28  580  	mutex_destroy(&data->pending_lock);
50dd64d57eee8ae Karol Wrona         2015-01-28  581  	mutex_destroy(&data->comm_lock);
21553258b94861a Christophe JAILLET  2025-10-10  582  err_setup_spi:
21553258b94861a Christophe JAILLET  2025-10-10  583  	mfd_remove_devices(&spi->dev);
50dd64d57eee8ae Karol Wrona         2015-01-28  584  
50dd64d57eee8ae Karol Wrona         2015-01-28  585  	dev_err(&spi->dev, "Probe failed!\n");
50dd64d57eee8ae Karol Wrona         2015-01-28  586  
50dd64d57eee8ae Karol Wrona         2015-01-28  587  	return ret;
50dd64d57eee8ae Karol Wrona         2015-01-28  588  }
50dd64d57eee8ae Karol Wrona         2015-01-28  589  

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

       reply	other threads:[~2026-03-28  8:08 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-28  0:58 kernel test robot [this message]
2026-03-28  8:08 ` [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers Dan Carpenter
  -- strict thread matches above, loose matches on Subject: below --
2026-03-26  8:18 [PATCH v4 0/4] iio: ssp_sensors: improve resource cleanup with cleanup.h Sanjay Chitroda
2026-03-26  8:18 ` [PATCH v4 1/4] iio: ssp_sensors: cleanup codestyle warning Sanjay Chitroda
2026-03-26  8:18 ` [PATCH v4 2/4] iio: ssp_sensors: cleanup codestyle check Sanjay Chitroda
2026-03-26  8:18 ` [PATCH v4 3/4] iio: ssp_sensors: ssp_spi: use guard() to release mutexes Sanjay Chitroda
2026-03-26  9:22   ` Andy Shevchenko
2026-03-28  6:54     ` Sanjay Chitroda
2026-03-29 11:44       ` Andy Shevchenko
2026-03-30 16:17         ` Sanjay Chitroda
2026-04-01  3:19           ` Sanjay Chitroda
2026-03-26  8:18 ` [PATCH v4 4/4] iio: ssp_sensors: reuse preallocated RX buffer for SPI transfers Sanjay Chitroda
2026-03-26  9:25   ` Andy Shevchenko
2026-03-28  5:02     ` Sanjay Chitroda

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