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 <[email protected]>
Link: https://lore.kernel.org/r/8e9e332b18dc2cf545f8e8255157e408d356f916.1634206677.git.krzysztof.adamski@nokia.com
Signed-off-by: Guenter Roeck <[email protected]>

Author: Krzysztof Adamski

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;