From e34492dea68d4f09e9989e518fc76cd41909d707 Mon Sep 17 00:00:00 2001 From: Changbin Du Date: Tue, 15 Jun 2021 07:52:43 +0800 Subject: [PATCH] net: inline function get_net_ns_by_fd if NET_NS is disabled The function get_net_ns_by_fd() could be inlined when NET_NS is not enabled. Signed-off-by: Changbin Du Signed-off-by: David S. Miller --- include/net/net_namespace.h | 7 ++++++- net/core/net_namespace.c | 8 +------- 2 files changed, 7 insertions(+), 8 deletions(-) diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 6412d78..bdc0459 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -186,6 +186,7 @@ void net_ns_get_ownership(const struct net *net, kuid_t *uid, kgid_t *gid); void net_ns_barrier(void); struct ns_common *get_net_ns(struct ns_common *ns); +struct net *get_net_ns_by_fd(int fd); #else /* CONFIG_NET_NS */ #include #include @@ -210,13 +211,17 @@ static inline struct ns_common *get_net_ns(struct ns_common *ns) { return ERR_PTR(-EINVAL); } + +static inline struct net *get_net_ns_by_fd(int fd) +{ + return ERR_PTR(-EINVAL); +} #endif /* CONFIG_NET_NS */ extern struct list_head net_namespace_list; struct net *get_net_ns_by_pid(pid_t pid); -struct net *get_net_ns_by_fd(int fd); #ifdef CONFIG_SYSCTL void ipx_register_sysctl(void); diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index cc8dafb..9b5a767 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -672,14 +672,8 @@ struct net *get_net_ns_by_fd(int fd) fput(file); return net; } - -#else -struct net *get_net_ns_by_fd(int fd) -{ - return ERR_PTR(-EINVAL); -} -#endif EXPORT_SYMBOL_GPL(get_net_ns_by_fd); +#endif struct net *get_net_ns_by_pid(pid_t pid) { -- 2.7.4