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Driver Core: raw: add nodename for raw devices

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This adds support to the raw driver to report the proper device name to
userspace for the raw devices.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kay Sievers 2009-04-30 15:23:42 +02:00 committed by Greg Kroah-Hartman
parent 7a9d56f6a4
commit 6fd4693375
1 changed files with 6 additions and 0 deletions
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6
drivers/char/raw.c
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@ -261,6 +261,11 @@ static const struct file_operations raw_ctl_fops = {
static struct cdev raw_cdev;
static char *raw_nodename(struct device *dev)
{
return kasprintf(GFP_KERNEL, "raw/%s", dev_name(dev));
}
static int __init raw_init(void)
{
dev_t dev = MKDEV(RAW_MAJOR, 0);
@ -284,6 +289,7 @@ static int __init raw_init(void)
ret = PTR_ERR(raw_class);
goto error_region;
}
raw_class->nodename = raw_nodename;
device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
return 0;