From kay.sievers@vrfy.org  Thu Apr 30 07:25:40 2009
From: Kay Sievers <kay.sievers@vrfy.org>
Date: Thu, 30 Apr 2009 15:23:42 +0200
Subject: Driver Core: bsg: add nodename for bsg driver
Cc: Greg KH <greg@kroah.com>, Jan Blunck <jblunck@suse.de>
Message-ID: <1241097822.2516.3.camel@poy>

From: Kay Sievers <kay.sievers@vrfy.org>

This adds support to the BSG driver to report the proper device name to
userspace for the bsg 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>
---
 block/bsg.c |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/block/bsg.c
+++ b/block/bsg.c
@@ -1065,6 +1065,11 @@ EXPORT_SYMBOL_GPL(bsg_register_queue);
 
 static struct cdev bsg_cdev;
 
+static char *bsg_nodename(struct device *dev)
+{
+	return kasprintf(GFP_KERNEL, "bsg/%s", dev_name(dev));
+}
+
 static int __init bsg_init(void)
 {
 	int ret, i;
@@ -1085,6 +1090,7 @@ static int __init bsg_init(void)
 		ret = PTR_ERR(bsg_class);
 		goto destroy_kmemcache;
 	}
+	bsg_class->nodename = bsg_nodename;
 
 	ret = alloc_chrdev_region(&devid, 0, BSG_MAX_DEVS, "bsg");
 	if (ret)