thermal/drivers/rcar_gen3_thermal: Store TSC id as unsigned int

The TSC id and number of TSC ids should be stored as unsigned int as
they can't be negative. Fix the datatype of the loop counter 'i' and
rcar_gen3_thermal_tsc.id to reflect this.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210804091818.2196806-3-niklas.soderlund+renesas@ragnatech.se

diff --git a/drivers/thermal/rcar_gen3_thermal.c b/drivers/thermal/rcar_gen3_thermal.c
index e49593437edeb3ca76844a633560193f5c2d384f..85228d308dd35b19e0ebd963f58543237b64f4cd 100644 (file)
--- a/drivers/thermal/rcar_gen3_thermal.c
+++ b/drivers/thermal/rcar_gen3_thermal.c
@@ -84,7 +84,7 @@ struct rcar_gen3_thermal_tsc {
        struct thermal_zone_device *zone;
        struct equation_coefs coef;
        int tj_t;
-       int id; /* thermal channel id */
+       unsigned int id; /* thermal channel id */
 };
 
 struct rcar_gen3_thermal_priv {
@@ -398,7 +398,8 @@ static int rcar_gen3_thermal_probe(struct platform_device *pdev)
        const int *ths_tj_1 = of_device_get_match_data(dev);
        struct resource *res;
        struct thermal_zone_device *zone;
-       int ret, i;
+       unsigned int i;
+       int ret;
 
        /* default values if FUSEs are missing */
        /* TODO: Read values from hardware on supported platforms */
@@ -467,7 +468,7 @@ static int rcar_gen3_thermal_probe(struct platform_device *pdev)
                if (ret < 0)
                        goto error_unregister;
 
-               dev_info(dev, "TSC%d: Loaded %d trip points\n", i, ret);
+               dev_info(dev, "TSC%u: Loaded %d trip points\n", i, ret);
        }
 
        priv->num_tscs = i;