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net/netlink: lockdep_genl_is_held can be boolean

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This patch makes lockdep_genl_is_held return bool to improve
readability due to this particular function only using either
one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yaowei Bai 2015-10-08 21:28:54 +08:00 committed by David S. Miller
parent 8cec75bd85
commit 61d03535e4
2 changed files with 2 additions and 2 deletions
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2
include/linux/genetlink.h
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@ -8,7 +8,7 @@
extern void genl_lock(void); extern void genl_lock(void);
extern void genl_unlock(void); extern void genl_unlock(void);
#ifdef CONFIG_LOCKDEP #ifdef CONFIG_LOCKDEP
extern int lockdep_genl_is_held(void); extern bool lockdep_genl_is_held(void);
#endif #endif
/* for synchronisation between af_netlink and genetlink */ /* for synchronisation between af_netlink and genetlink */

2
net/netlink/genetlink.c
View File

@ -39,7 +39,7 @@ void genl_unlock(void)
EXPORT_SYMBOL(genl_unlock); EXPORT_SYMBOL(genl_unlock);
#ifdef CONFIG_LOCKDEP #ifdef CONFIG_LOCKDEP
int lockdep_genl_is_held(void) bool lockdep_genl_is_held(void)
{ {
return lockdep_is_held(&genl_mutex); return lockdep_is_held(&genl_mutex);
} }