thermal/drivers/sprd: Fix return value of sprd_thm_probe()

When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.

Fixes: 554fdbaf19b1 ("thermal: sprd: Add Spreadtrum thermal driver support")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Baolin Wang <baolin.wang7@gmail.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/1590371941-25430-1-git-send-email-yangtiezhu@loongson.cn

diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c
index a340374..4cde70d 100644 (file)
--- a/drivers/thermal/sprd_thermal.c
+++ b/drivers/thermal/sprd_thermal.c
@@ -348,8 +348,8 @@ static int sprd_thm_probe(struct platform_device *pdev)
 
        thm->var_data = pdata;
        thm->base = devm_platform_ioremap_resource(pdev, 0);
-       if (!thm->base)
-               return -ENOMEM;
+       if (IS_ERR(thm->base))
+               return PTR_ERR(thm->base);
 
        thm->nr_sensors = of_get_child_count(np);
        if (thm->nr_sensors == 0 || thm->nr_sensors > SPRD_THM_MAX_SENSOR) {