ARM: at91/tclib: prefer using of devm_* functions

Signed-off-by: Gaël PORTAY <gael.portay@gmail.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

drivers/misc/atmel_tclib.c

@@ -150,17 +150,15 @@ static int __init tc_probe(struct platform_device *pdev)
 	if (irq < 0)
 		return -EINVAL;
 
-	tc = kzalloc(sizeof(struct atmel_tc), GFP_KERNEL);
+	tc = devm_kzalloc(&pdev->dev, sizeof(struct atmel_tc), GFP_KERNEL);
 	if (!tc)
 		return -ENOMEM;
 
 	tc->pdev = pdev;
 
-	clk = clk_get(&pdev->dev, "t0_clk");
-	if (IS_ERR(clk)) {
-		kfree(tc);
-		return -EINVAL;
-	}
+	clk = devm_clk_get(&pdev->dev, "t0_clk");
+	if (IS_ERR(clk))
+		return PTR_ERR(clk);
 
 	/* Now take SoC information if available */
 	if (pdev->dev.of_node) {
@@ -171,10 +169,10 @@ static int __init tc_probe(struct platform_device *pdev)
 	}
 
 	tc->clk[0] = clk;
-	tc->clk[1] = clk_get(&pdev->dev, "t1_clk");
+	tc->clk[1] = devm_clk_get(&pdev->dev, "t1_clk");
 	if (IS_ERR(tc->clk[1]))
 		tc->clk[1] = clk;
-	tc->clk[2] = clk_get(&pdev->dev, "t2_clk");
+	tc->clk[2] = devm_clk_get(&pdev->dev, "t2_clk");
 	if (IS_ERR(tc->clk[2]))
 		tc->clk[2] = clk;