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dcb: Add stub routines for !CONFIG_DCB 

To avoid ifdefs in the other code that supports DCB notifiers
add stub routines. This method seems popular in other net code
for example 8021Q.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Fastabend 2011-10-06 08:52:44 +00:00 committed by David S. Miller
parent 6bd0e1cb10
commit 27737aa3a9
1 changed files with 18 additions and 0 deletions
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18
include/net/dcbevent.h
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@ -24,8 +24,26 @@ enum dcbevent_notif_type {
DCB_APP_EVENT = 1,
};
#ifdef CONFIG_DCB
extern int register_dcbevent_notifier(struct notifier_block *nb);
extern int unregister_dcbevent_notifier(struct notifier_block *nb);
extern int call_dcbevent_notifiers(unsigned long val, void *v);
#else
static inline int
register_dcbevent_notifier(struct notifier_block *nb)
{
return 0;
}
static inline int unregister_dcbevent_notifier(struct notifier_block *nb)
{
return 0;
}
static inline int call_dcbevent_notifiers(unsigned long val, void *v)
{
return 0;
}
#endif /* CONFIG_DCB */
#endif