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[PATCH] kobject_uevent CONFIG_NET=n fix 

lib/lib.a(kobject_uevent.o)(.text+0x25f): In function `kobject_uevent':
: undefined reference to `__alloc_skb'
lib/lib.a(kobject_uevent.o)(.text+0x2a1): In function `kobject_uevent':
: undefined reference to `skb_over_panic'
lib/lib.a(kobject_uevent.o)(.text+0x31d): In function `kobject_uevent':
: undefined reference to `skb_over_panic'
lib/lib.a(kobject_uevent.o)(.text+0x356): In function `kobject_uevent':
: undefined reference to `netlink_broadcast'
lib/lib.a(kobject_uevent.o)(.init.text+0x9): In function `kobject_uevent_init':
: undefined reference to `netlink_kernel_create'
make: *** [.tmp_vmlinux1] Error 1

Netlink is unconditionally enabled if CONFIG_NET, so that's OK.

kobject_uevent.o is compiled even if !CONFIG_HOTPLUG, which is lazy.

Let's compound the sin.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
akpm@osdl.org 2005-11-22 23:36:13 -08:00 committed by Greg Kroah-Hartman
parent d960bb4db9
commit f743ca5e10
3 changed files with 5 additions and 4 deletions
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2
include/linux/kobject.h
View File

@ -253,7 +253,7 @@ struct subsys_attribute {
extern int subsys_create_file(struct subsystem * , struct subsys_attribute *);
extern void subsys_remove_file(struct subsystem * , struct subsys_attribute *);
#ifdef CONFIG_HOTPLUG
#if defined(CONFIG_HOTPLUG) & defined(CONFIG_NET)
void kobject_uevent(struct kobject *kobj, enum kobject_action action);
int add_uevent_var(char **envp, int num_envp, int *cur_index,

3
kernel/ksysfs.c
View File

@ -15,6 +15,9 @@
#include <linux/module.h>
#include <linux/init.h>
u64 uevent_seqnum;
char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
#define KERNEL_ATTR_RO(_name) \
static struct subsys_attribute _name##_attr = __ATTR_RO(_name)

4
lib/kobject_uevent.c
View File

@ -25,9 +25,7 @@
#define BUFFER_SIZE 1024 /* buffer for the variables */
#define NUM_ENVP 32 /* number of env pointers */
#if defined(CONFIG_HOTPLUG)
char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
u64 uevent_seqnum;
#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
static DEFINE_SPINLOCK(sequence_lock);
static struct sock *uevent_sock;