hwmon: (tmp421) ignore non-channel related DT nodes

In case the DT contains some nodes not describing the input channels,
ignore them instead of exiting with error.

Signed-off-by: Krzysztof Adamski <krzysztof.adamski@nokia.com>
Link: https://lore.kernel.org/r/8e9e332b18dc2cf545f8e8255157e408d356f916.1634206677.git.krzysztof.adamski@nokia.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c
index 277628e2a5103aecbd5572d19d1e918aeabe1861..31e95b5749c8b159a97145a8eb4e2a311724f695 100644 (file)
--- a/drivers/hwmon/tmp421.c
+++ b/drivers/hwmon/tmp421.c
@@ -414,6 +414,9 @@ static int tmp421_probe_from_dt(struct i2c_client *client, struct tmp421_data *d
        int err;
 
        for_each_child_of_node(np, child) {
+               if (strcmp(child->name, "channel"))
+                       continue;
+
                err = tmp421_probe_child_from_dt(client, child, data);
                if (err)
                        return err;