pcmcia: sa11x0: convert memory allocation to devm_* API

Convert the sa11x0 socket driver memory allocation to use devm_kzalloc()
to simplify the cleanup path.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

drivers/pcmcia/sa1100_generic.c

@@ -93,7 +93,6 @@ static int sa11x0_drv_pcmcia_remove(struct platform_device *dev)
 	for (i = 0; i < sinfo->nskt; i++)
 		soc_pcmcia_remove_one(&sinfo->skt[i]);
 
-	kfree(sinfo);
 	return 0;
 }
 

drivers/pcmcia/sa11xx_base.c

@@ -228,7 +228,7 @@ int sa11xx_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops,
 
 	sa11xx_drv_pcmcia_ops(ops);
 
-	sinfo = kzalloc(SKT_DEV_INFO_SIZE(nr), GFP_KERNEL);
+	sinfo = devm_kzalloc(dev, SKT_DEV_INFO_SIZE(nr), GFP_KERNEL);
 	if (!sinfo)
 		return -ENOMEM;
 
@@ -251,7 +251,6 @@ int sa11xx_drv_pcmcia_probe(struct device *dev, struct pcmcia_low_level *ops,
 	if (ret) {
 		while (--i >= 0)
 			soc_pcmcia_remove_one(&sinfo->skt[i]);
-		kfree(sinfo);
 	} else {
 		dev_set_drvdata(dev, sinfo);
 	}