diff options
Diffstat (limited to 'freebsd/sys/netinet/ip_options.c')
| -rw-r--r-- | freebsd/sys/netinet/ip_options.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/freebsd/sys/netinet/ip_options.c b/freebsd/sys/netinet/ip_options.c index d85aecf3..cc2f3eed 100644 --- a/freebsd/sys/netinet/ip_options.c +++ b/freebsd/sys/netinet/ip_options.c @@ -112,6 +112,7 @@ ip_dooptions(struct mbuf *m, int pass) struct nhop4_extended nh_ext; struct sockaddr_in ipaddr = { sizeof(ipaddr), AF_INET }; + NET_EPOCH_ENTER(); /* Ignore or reject packets with IP options. */ if (V_ip_doopts == 0) return 0; @@ -226,6 +227,7 @@ dropit: #endif IPSTAT_INC(ips_cantforward); m_freem(m); + NET_EPOCH_EXIT(); return (1); } } @@ -252,7 +254,6 @@ dropit: memcpy(cp + off, &(IA_SIN(ia)->sin_addr), sizeof(struct in_addr)); - ifa_free(&ia->ia_ifa); } else { /* XXX MRT 0 for routing */ if (fib4_lookup_nh_ext(M_GETFIB(m), @@ -300,7 +301,6 @@ dropit: if ((ia = (INA)ifa_ifwithaddr((SA)&ipaddr)) != NULL) { memcpy(cp + off, &(IA_SIN(ia)->sin_addr), sizeof(struct in_addr)); - ifa_free(&ia->ia_ifa); } else if (fib4_lookup_nh_ext(M_GETFIB(m), ipaddr.sin_addr, 0, 0, &nh_ext) == 0) { memcpy(cp + off, &nh_ext.nh_src, @@ -355,7 +355,6 @@ dropit: continue; (void)memcpy(sin, &IA_SIN(ia)->sin_addr, sizeof(struct in_addr)); - ifa_free(&ia->ia_ifa); cp[IPOPT_OFFSET] += sizeof(struct in_addr); off += sizeof(struct in_addr); break; @@ -383,12 +382,14 @@ dropit: cp[IPOPT_OFFSET] += sizeof(uint32_t); } } + NET_EPOCH_EXIT(); if (forward && V_ipforwarding) { ip_forward(m, 1); return (1); } return (0); bad: + NET_EPOCH_EXIT(); icmp_error(m, type, code, 0, 0); IPSTAT_INC(ips_badoptions); return (1); |