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platform/x86: thinkpad_acpi: check the return value of devm_mutex_init() 

devm_mutex_init() can fail so check its return value.

Fixes: 38b9ab80db ("platform/x86: thinkpad_acpi: Move subdriver initialization to tpacpi_pdriver's probe.")
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20250305103146.53221-1-brgl@bgdev.pl
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
pull/1188/head
Bartosz Golaszewski 2025-03-05 11:31:46 +01:00 committed by Ilpo Järvinen
parent 7bb84ca9b8
commit e57eabe2fb
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1 changed files with 3 additions and 1 deletions
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4
drivers/platform/x86/thinkpad_acpi.c
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@ -11849,7 +11849,9 @@ static int __init tpacpi_pdriver_probe(struct platform_device *pdev)
{
int ret;
devm_mutex_init(&pdev->dev, &tpacpi_inputdev_send_mutex);
ret = devm_mutex_init(&pdev->dev, &tpacpi_inputdev_send_mutex);
if (ret)
return ret;
tpacpi_inputdev = devm_input_allocate_device(&pdev->dev);
if (!tpacpi_inputdev)