M7350/external/compat-wireless/compat/compat-2.6.26.c
2024-09-09 08:52:07 +00:00

88 lines
2.0 KiB
C

/*
* Copyright 2007-2010 Luis R. Rodriguez <mcgrof@winlab.rutgers.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Compatibility file for Linux wireless for kernels 2.6.26.
*
* Copyright holders from ported work:
*
* Copyright (c) 2002-2003 Patrick Mochel <mochel@osdl.org>
* Copyright (c) 2006-2007 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (c) 2006-2007 Novell Inc.
*/
#include <net/compat.h>
/* 2.6.24 does not have the struct kobject with a name */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25))
/**
* kobject_set_name_vargs - Set the name of an kobject
* @kobj: struct kobject to set the name of
* @fmt: format string used to build the name
* @vargs: vargs to format the string.
*/
static
int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
va_list vargs)
{
const char *old_name = kobj->name;
char *s;
if (kobj->name && !fmt)
return 0;
kobj->name = kvasprintf(GFP_KERNEL, fmt, vargs);
if (!kobj->name)
return -ENOMEM;
/* ewww... some of these buggers have '/' in the name ... */
while ((s = strchr(kobj->name, '/')))
s[0] = '!';
kfree(old_name);
return 0;
}
#else
static
int kobject_set_name_vargs(struct kobject *kobj, const char *fmt,
va_list vargs)
{
struct device *dev;
unsigned int len;
va_list aq;
dev = container_of(kobj, struct device, kobj);
va_copy(aq, vargs);
len = vsnprintf(NULL, 0, fmt, aq);
va_end(aq);
len = len < BUS_ID_SIZE ? (len + 1) : BUS_ID_SIZE;
vsnprintf(dev->bus_id, len, fmt, vargs);
return 0;
}
#endif
/**
* dev_set_name - set a device name
* @dev: device
* @fmt: format string for the device's name
*/
int dev_set_name(struct device *dev, const char *fmt, ...)
{
va_list vargs;
int err;
va_start(vargs, fmt);
err = kobject_set_name_vargs(&dev->kobj, fmt, vargs);
va_end(vargs);
return err;
}
EXPORT_SYMBOL_GPL(dev_set_name);