media: max2175: Propagate the real error on devm_clk_get() failure

When devm_clk_get() fails we should return the real error code
instead of always returning -ENODEV.

This allows defer probe to happen in the case the clock provider has
not been enabled by the time max2175 driver gets probed.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
diff --git a/drivers/media/i2c/max2175.c b/drivers/media/i2c/max2175.c
index a4736a8..bf0e821 100644
--- a/drivers/media/i2c/max2175.c
+++ b/drivers/media/i2c/max2175.c
@@ -1319,7 +1319,7 @@
 	if (IS_ERR(clk)) {
 		ret = PTR_ERR(clk);
 		dev_err(&client->dev, "cannot get clock %d\n", ret);
-		return -ENODEV;
+		return ret;
 	}
 
 	regmap = devm_regmap_init_i2c(client, &max2175_regmap_config);