pcmcia: pxa2xx: convert memory allocation to devm_* API

Convert the pxa2xx socket driver memory allocation to use devm_kzalloc()
to simplify the cleanup path.

Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index 197c77a..0f42d55 100644 (file)
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -302,7 +302,8 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev)
 
        pxa2xx_drv_pcmcia_ops(ops);
 
-       sinfo = kzalloc(SKT_DEV_INFO_SIZE(ops->nr), GFP_KERNEL);
+       sinfo = devm_kzalloc(&dev->dev, SKT_DEV_INFO_SIZE(ops->nr),
+                            GFP_KERNEL);
        if (!sinfo)
                return -ENOMEM;
 
@@ -330,7 +331,7 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev)
 err1:
        while (--i >= 0)
                soc_pcmcia_remove_one(&sinfo->skt[i]);
-       kfree(sinfo);
+
 err0:
        return ret;
 }
@@ -340,12 +341,9 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev)
        struct skt_dev_info *sinfo = platform_get_drvdata(dev);
        int i;
 
-       platform_set_drvdata(dev, NULL);
-
        for (i = 0; i < sinfo->nskt; i++)
                soc_pcmcia_remove_one(&sinfo->skt[i]);
 
-       kfree(sinfo);
        return 0;
 }