[PATCH] kobject: fix build error if CONFIG_SYSFS=n

Moving uevent_seqnum and uevent_helper to kobject_uevent.c
because they are used even if CONFIG_SYSFS=n
while kernel/ksysfs.c is built only if CONFIG_SYSFS=y,
Signed-off-by: NJun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

kernel/ksysfs.c

@@ -15,9 +15,6 @@
 #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)
 

lib/kobject_uevent.c

@@ -26,6 +26,8 @@
 #define NUM_ENVP	32	/* number of env pointers */
 
 #if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
+u64 uevent_seqnum;
+char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
 static DEFINE_SPINLOCK(sequence_lock);
 static struct sock *uevent_sock;