crypto: caam - Propagate the real error code in caam_probe

Instead of propagating a 'fake' error code, just propagate the real
one in the case of caam_drv_identify_clk() failure.

Signed-off-by: Fabio Estevam <[e-mail]>
Reviewed-by: Horia Geant? <[e-mail]>
Signed-off-by: Herbert Xu <[e-mail]>

drivers/crypto/caam/ctrl.c

···
 		ret = PTR_ERR(clk);
 		dev_err(&pdev->dev,
 			"can't identify CAAM ipg clk: %d\n", ret);
-		return -ENODEV;
+		return ret;
 	}
 	ctrlpriv->caam_ipg = clk;
 
···
 		ret = PTR_ERR(clk);
 		dev_err(&pdev->dev,
 			"can't identify CAAM mem clk: %d\n", ret);
-		return -ENODEV;
+		return ret;
 	}
 	ctrlpriv->caam_mem = clk;
 
···
 		ret = PTR_ERR(clk);
 		dev_err(&pdev->dev,
 			"can't identify CAAM aclk clk: %d\n", ret);
-		return -ENODEV;
+		return ret;
 	}
 	ctrlpriv->caam_aclk = clk;
 
···
 		ret = PTR_ERR(clk);
 		dev_err(&pdev->dev,
 			"can't identify CAAM emi_slow clk: %d\n", ret);
-		return -ENODEV;
+		return ret;
 	}
 	ctrlpriv->caam_emi_slow = clk;