of_device_get_match_data() may return NULL, so add a check to prevent
potential null pointer dereference.
Issue reported by Qualcomm's internal static analysis tool.
Cc: stable@xxxxxxxxxxxxxxx # v6.2
Fixes: 4f7961706c63 ("cpufreq: qcom-hw: Move soc_data to struct qcom_cpufreq")
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
drivers/cpufreq/qcom-cpufreq-hw.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index 340fed35e45d..6425c6b6e393 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -689,6 +689,8 @@ static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev)
return -ENOMEM;
qcom_cpufreq.soc_data = of_device_get_match_data(dev);
+ if (!qcom_cpufreq.soc_data)
+ return -ENODEV;
clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, num_domains), GFP_KERNEL);
if (!clk_data)
--
2.25.1
