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Subject[PATCH 33/64] Driver Core: raw: add nodename for raw devices
Date
From: Kay Sievers <kay.sievers@vrfy.org>

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>
---
drivers/char/raw.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index db32f0e..05f9d18 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -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;
--
1.6.3.2


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