drm/nouveau/therm: convert to use i2c_new_client_device()

Move away from the deprecated API and return the shiny new ERRPTR where
useful.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200326211005.13301-6-wsa+renesas@sang-engineering.com

drivers/gpu/drm/nouveau/nvkm/subdev/therm/ic.c

@@ -36,8 +36,8 @@ probe_monitoring_device(struct nvkm_i2c_bus *bus,
 
 	request_module("%s%s", I2C_MODULE_PREFIX, info->type);
 
-	client = i2c_new_device(&bus->i2c, info);
-	if (!client)
+	client = i2c_new_client_device(&bus->i2c, info);
+	if (IS_ERR(client))
 		return false;
 
 	if (!client->dev.driver ||