Date: Thu, 7 May 2015 14:17:43 +0000 (UTC) From: "Andrey V. Elsukov" <ae@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r282578 - head/sys/netinet6 Message-ID: <201505071417.t47EHh0W047808@svn.freebsd.org>
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Author: ae Date: Thu May 7 14:17:43 2015 New Revision: 282578 URL: https://svnweb.freebsd.org/changeset/base/282578 Log: Mark data checksum as valid for multicast packets, that we send back to myself via simloop. Also remove duplicate check under #ifdef DIAGNOSTIC. PR: 180065 MFC after: 1 week Modified: head/sys/netinet6/ip6_output.c Modified: head/sys/netinet6/ip6_output.c ============================================================================== --- head/sys/netinet6/ip6_output.c Thu May 7 12:54:27 2015 (r282577) +++ head/sys/netinet6/ip6_output.c Thu May 7 14:17:43 2015 (r282578) @@ -2900,14 +2900,6 @@ ip6_mloopback(struct ifnet *ifp, struct if (copym == NULL) return; } - -#ifdef DIAGNOSTIC - if (copym->m_len < sizeof(*ip6)) { - m_freem(copym); - return; - } -#endif - ip6 = mtod(copym, struct ip6_hdr *); /* * clear embedded scope identifiers if necessary. @@ -2915,7 +2907,11 @@ ip6_mloopback(struct ifnet *ifp, struct */ in6_clearscope(&ip6->ip6_src); in6_clearscope(&ip6->ip6_dst); - + if (copym->m_pkthdr.csum_flags & CSUM_DELAY_DATA_IPV6) { + copym->m_pkthdr.csum_flags |= CSUM_DATA_VALID_IPV6 | + CSUM_PSEUDO_HDR; + copym->m_pkthdr.csum_data = 0xffff; + } (void)if_simloop(ifp, copym, dst->sin6_family, 0); }
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