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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 17:23:42 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-16 08:30:26 +0400
commit6fd4693375b6e1001c69e78f5aefd44bf5aa7084 (patch)
tree7f2336a020cfb070f7defe7b2c99f38248d0a21d /drivers/char/raw.c
parent7a9d56f6a459472bc4383aeb85612d72e79d1818 (diff)
downloadlinux-6fd4693375b6e1001c69e78f5aefd44bf5aa7084.tar.xz
Driver Core: raw: add nodename for raw devices
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>
Diffstat (limited to 'drivers/char/raw.c')
-rw-r--r--drivers/char/raw.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index db32f0e4c7dd..05f9d18b9361 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;