diff options
Diffstat (limited to 'include/net/ip.h')
| -rw-r--r-- | include/net/ip.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/include/net/ip.h b/include/net/ip.h index a2c61c36dc4a..5b317c9f4470 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -339,10 +339,10 @@ static inline u64 snmp_fold_field64(void __percpu *mib, int offt, size_t syncp_o void inet_get_local_port_range(struct net *net, int *low, int *high); #ifdef CONFIG_SYSCTL -static inline int inet_is_local_reserved_port(struct net *net, int port) +static inline bool inet_is_local_reserved_port(struct net *net, unsigned short port) { if (!net->ipv4.sysctl_local_reserved_ports) - return 0; + return false; return test_bit(port, net->ipv4.sysctl_local_reserved_ports); } @@ -351,20 +351,20 @@ static inline bool sysctl_dev_name_is_allowed(const char *name) return strcmp(name, "default") != 0 && strcmp(name, "all") != 0; } -static inline int inet_prot_sock(struct net *net) +static inline bool inet_port_requires_bind_service(struct net *net, unsigned short port) { - return net->ipv4.sysctl_ip_prot_sock; + return port < net->ipv4.sysctl_ip_prot_sock; } #else -static inline int inet_is_local_reserved_port(struct net *net, int port) +static inline bool inet_is_local_reserved_port(struct net *net, unsigned short port) { - return 0; + return false; } -static inline int inet_prot_sock(struct net *net) +static inline bool inet_port_requires_bind_service(struct net *net, unsigned short port) { - return PROT_SOCK; + return port < PROT_SOCK; } #endif @@ -760,4 +760,9 @@ int ip_misc_proc_init(void); int rtm_getroute_parse_ip_proto(struct nlattr *attr, u8 *ip_proto, u8 family, struct netlink_ext_ack *extack); +static inline bool inetdev_valid_mtu(unsigned int mtu) +{ + return likely(mtu >= IPV4_MIN_MTU); +} + #endif /* _IP_H */ |