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[ARM] 3250/1: Change pxa2xx PCMCIA drivers to use platform_device_alloc

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Patch from Richard Purdie

Change mainstone and sharpsl pxa2xx pcmcia drivers to use
platform_device_alloc which fixes a memory leak.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Richard Purdie 2006-01-10 17:16:12 +00:00 committed by Russell King
parent 49978db4f3
commit b016450f9f
2 changed files with 12 additions and 22 deletions
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15
drivers/pcmcia/pxa2xx_mainstone.c
View File

@ -171,27 +171,22 @@ static int __init mst_pcmcia_init(void)
{
int ret;
mst_pcmcia_device = kzalloc(sizeof(*mst_pcmcia_device), GFP_KERNEL);
mst_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
if (!mst_pcmcia_device)
return -ENOMEM;
mst_pcmcia_device->name = "pxa2xx-pcmcia";
mst_pcmcia_device->dev.platform_data = &mst_pcmcia_ops;
ret = platform_device_register(mst_pcmcia_device);
ret = platform_device_add(mst_pcmcia_device);
if (ret)
kfree(mst_pcmcia_device);
platform_device_put(mst_pcmcia_device);
return ret;
}
static void __exit mst_pcmcia_exit(void)
{
/*
* This call is supposed to free our mst_pcmcia_device.
* Unfortunately platform_device don't have a free method, and
* we can't assume it's free of any reference at this point so we
* can't free it either.
*/
platform_device_unregister(mst_pcmcia_device);
}

19
drivers/pcmcia/pxa2xx_sharpsl.c
View File

@ -263,30 +263,25 @@ static int __init sharpsl_pcmcia_init(void)
{
int ret;
sharpsl_pcmcia_ops.nr=platform_scoop_config->num_devs;
sharpsl_pcmcia_device = kzalloc(sizeof(*sharpsl_pcmcia_device), GFP_KERNEL);
sharpsl_pcmcia_ops.nr = platform_scoop_config->num_devs;
sharpsl_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
if (!sharpsl_pcmcia_device)
return -ENOMEM;
sharpsl_pcmcia_device->name = "pxa2xx-pcmcia";
sharpsl_pcmcia_device->dev.platform_data = &sharpsl_pcmcia_ops;
sharpsl_pcmcia_device->dev.parent=platform_scoop_config->devs[0].dev;
sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
ret = platform_device_add(sharpsl_pcmcia_device);
ret = platform_device_register(sharpsl_pcmcia_device);
if (ret)
kfree(sharpsl_pcmcia_device);
platform_device_put(sharpsl_pcmcia_device);
return ret;
}
static void __exit sharpsl_pcmcia_exit(void)
{
/*
* This call is supposed to free our sharpsl_pcmcia_device.
* Unfortunately platform_device don't have a free method, and
* we can't assume it's free of any reference at this point so we
* can't free it either.
*/
platform_device_unregister(sharpsl_pcmcia_device);
}