thermal/drivers/mediatek/lvts_thermal: Check NULL ptr on lvts_data

[ Upstream commit a1191a77351e25ddf091bb1a231cae12ee598b5d ]

Verify that lvts_data is not NULL before using it.

Signed-off-by: Julien Panis <jpanis@baylibre.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20240502-mtk-thermal-lvts-data-v1-1-65f1b0bfad37@baylibre.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index 6b9422bd8795d5109d8f0a9a9490965f5790b97a..25f836c00e226cc8078b0b87dfba41604e2842b0 100644 (file)
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -1250,6 +1250,8 @@ static int lvts_probe(struct platform_device *pdev)
                return -ENOMEM;
 
        lvts_data = of_device_get_match_data(dev);
+       if (!lvts_data)
+               return -ENODEV;
 
        lvts_td->clk = devm_clk_get_enabled(dev, NULL);
        if (IS_ERR(lvts_td->clk))