clk: qoriq: Improve an error message

We intended to print "ret" but there is a copy and paste bug from the
previous error message.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/clk-qoriq.c

@@ -1148,8 +1148,8 @@ static void __init create_one_pll(struct clockgen *cg, int idx)
 		pll->div[i].clk = clk;
 		ret = clk_register_clkdev(clk, pll->div[i].name, NULL);
 		if (ret != 0)
-			pr_err("%s: %s: register to lookup table failed %ld\n",
-			       __func__, pll->div[i].name, PTR_ERR(clk));
+			pr_err("%s: %s: register to lookup table failed %d\n",
+			       __func__, pll->div[i].name, ret);
 
 	}
 }