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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-04-26 13:51:30 +0200
committerEduardo Valentin <edubezval@gmail.com>2018-05-06 16:42:05 -0700
commit89335c203a8d45a9380c9fec4cdc8cda404569ad (patch)
treeec91cb159906a8a509490f2b1fcaa3843a7ae1dc /drivers/thermal
parentc8f8f7682e13d219699f6980cd0ba067f06d0dcf (diff)
downloadlinux-89335c203a8d45a9380c9fec4cdc8cda404569ad.tar.bz2
thermal: exynos: check return values of ->get_trip_[temp, hyst] methods
Check return values of ->get_trip_[temp,hyst] methods in exynos_tmu_initialize(). Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/samsung/exynos_tmu.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 8cb8601a80ca..ff72f71a0078 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -357,19 +357,23 @@ static int exynos_tmu_initialize(struct platform_device *pdev)
/* Write temperature code for rising and falling threshold */
for (i = 0; i < ntrips; i++) {
/* Write temperature code for rising threshold */
- tzd->ops->get_trip_temp(tzd, i, &temp);
+ ret = tzd->ops->get_trip_temp(tzd, i, &temp);
+ if (ret)
+ goto err;
temp /= MCELSIUS;
data->tmu_set_trip_temp(data, i, temp);
/* Write temperature code for falling threshold */
- tzd->ops->get_trip_hyst(tzd, i, &hyst);
+ ret = tzd->ops->get_trip_hyst(tzd, i, &hyst);
+ if (ret)
+ goto err;
hyst /= MCELSIUS;
data->tmu_set_trip_hyst(data, i, temp, hyst);
}
data->tmu_clear_irqs(data);
}
-
+err:
clk_disable(data->clk);
mutex_unlock(&data->lock);
if (!IS_ERR(data->clk_sec))