[thermal: thermal/next] thermal/of: Fix error code in of_thermal_zone_find()

["thermal-bot for Dan Carpenter" <tip-bot2@linutronix.de>]

The following commit has been merged into the thermal/next branch of thermal:

Commit-ID:     45b8850b3d3071d5ea9e19ad4a29ad5f0b5d1ec1
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux.git//45b8850b3d3071d5ea9e19ad4a29ad5f0b5d1ec1
Author:        Dan Carpenter <dan.carpenter@oracle.com>
AuthorDate:    Tue, 09 Aug 2022 10:56:26 +02:00
Committer:     Daniel Lezcano <daniel.lezcano@linaro.org>
CommitterDate: Wed, 17 Aug 2022 14:09:37 +02:00

thermal/of: Fix error code in of_thermal_zone_find()

Currently, if we cannot find the correct thermal zone then this error
path returns NULL and it would lead to an Oops in the caller.  Return
ERR_PTR(-EINVAL) instead.

Fixes: 3bd52ac87347 ("thermal/of: Rework the thermal device tree initialization")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YvDzovkMCQecPDjz@kili
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 drivers/thermal/thermal_of.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/thermal/thermal_of.c b/drivers/thermal/thermal_of.c
index 82236fe..15b342f 100644
--- a/drivers/thermal/thermal_of.c
+++ b/drivers/thermal/thermal_of.c
@@ -1102,6 +1102,7 @@ static struct device_node *of_thermal_zone_find(struct device_node *sensor, int 
 			}
 		}
 	}
+	tz = ERR_PTR(-EINVAL);
 out:
 	of_node_put(np);
 	return tz;