net/netlink: lockdep_genl_is_held can be boolean
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>
diff --git a/include/linux/genetlink.h b/include/linux/genetlink.h
index 09460d6..a4c61cb 100644
--- a/include/linux/genetlink.h
+++ b/include/linux/genetlink.h
@@ -8,7 +8,7 @@
extern void genl_lock(void);
extern void genl_unlock(void);
#ifdef CONFIG_LOCKDEP
-extern int lockdep_genl_is_held(void);
+extern bool lockdep_genl_is_held(void);
#endif
/* for synchronisation between af_netlink and genetlink */
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 75724a9..bc0e504 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -39,7 +39,7 @@
EXPORT_SYMBOL(genl_unlock);
#ifdef CONFIG_LOCKDEP
-int lockdep_genl_is_held(void)
+bool lockdep_genl_is_held(void)
{
return lockdep_is_held(&genl_mutex);
}
