diff options
Diffstat (limited to 'include/net/ip.h')
| -rw-r--r-- | include/net/ip.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/include/net/ip.h b/include/net/ip.h index 3489a1cca5e7..1fc4c8d69e33 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -258,7 +258,7 @@ static inline u8 ip_sendmsg_scope(const struct inet_sock *inet, static inline __u8 get_rttos(struct ipcm_cookie* ipc, struct inet_sock *inet) { - return (ipc->tos != -1) ? RT_TOS(ipc->tos) : RT_TOS(inet->tos); + return (ipc->tos != -1) ? RT_TOS(ipc->tos) : RT_TOS(READ_ONCE(inet->tos)); } /* datagram.c */ @@ -434,19 +434,22 @@ int ip_dont_fragment(const struct sock *sk, const struct dst_entry *dst) static inline bool ip_sk_accept_pmtu(const struct sock *sk) { - return inet_sk(sk)->pmtudisc != IP_PMTUDISC_INTERFACE && - inet_sk(sk)->pmtudisc != IP_PMTUDISC_OMIT; + u8 pmtudisc = READ_ONCE(inet_sk(sk)->pmtudisc); + + return pmtudisc != IP_PMTUDISC_INTERFACE && + pmtudisc != IP_PMTUDISC_OMIT; } static inline bool ip_sk_use_pmtu(const struct sock *sk) { - return inet_sk(sk)->pmtudisc < IP_PMTUDISC_PROBE; + return READ_ONCE(inet_sk(sk)->pmtudisc) < IP_PMTUDISC_PROBE; } static inline bool ip_sk_ignore_df(const struct sock *sk) { - return inet_sk(sk)->pmtudisc < IP_PMTUDISC_DO || - inet_sk(sk)->pmtudisc == IP_PMTUDISC_OMIT; + u8 pmtudisc = READ_ONCE(inet_sk(sk)->pmtudisc); + + return pmtudisc < IP_PMTUDISC_DO || pmtudisc == IP_PMTUDISC_OMIT; } static inline unsigned int ip_dst_mtu_maybe_forward(const struct dst_entry *dst, |