[PATCH v5 3/5] platform/x86:intel/pmc: Use devm for mutex_init

[Xi Pardee]

Use devm_mutex_init() to avoid accidental resource leak in the
future.

Signed-off-by: Xi Pardee <xi.pardee@xxxxxxxxxxxxxxx>
---
 drivers/platform/x86/intel/pmc/core.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/intel/pmc/core.c b/drivers/platform/x86/intel/pmc/core.c
index 2028a769cddb..db3fccca06fb 100644
--- a/drivers/platform/x86/intel/pmc/core.c
+++ b/drivers/platform/x86/intel/pmc/core.c
@@ -1681,7 +1681,6 @@ static void pmc_core_clean_structure(struct platform_device *pdev)
 		pmt_telem_unregister_endpoint(pmcdev->punit_ep);
 
 	platform_set_drvdata(pdev, NULL);
-	mutex_destroy(&pmcdev->lock);
 }
 
 static int pmc_core_probe(struct platform_device *pdev)
@@ -1726,7 +1725,9 @@ static int pmc_core_probe(struct platform_device *pdev)
 	if (!pmcdev->pkgc_res_cnt)
 		return -ENOMEM;
 
-	mutex_init(&pmcdev->lock);
+	ret = devm_mutex_init(&pdev->dev, &pmcdev->lock);
+	if (ret)
+		return ret;
 
 	if (pmc_dev_info->init)
 		ret = pmc_dev_info->init(pmcdev, pmc_dev_info);
-- 
2.43.0