Module Name: src Committed By: christos Date: Fri Oct 4 14:23:14 UTC 2013
Modified Files: src/sys/netinet6: ip6_input.c Log Message: check result of setscope, from logan. To generate a diff of this commit: cvs rdiff -u -r1.143 -r1.144 src/sys/netinet6/ip6_input.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/netinet6/ip6_input.c diff -u src/sys/netinet6/ip6_input.c:1.143 src/sys/netinet6/ip6_input.c:1.144 --- src/sys/netinet6/ip6_input.c:1.143 Sat Jun 29 17:06:58 2013 +++ src/sys/netinet6/ip6_input.c Fri Oct 4 10:23:14 2013 @@ -1,4 +1,4 @@ -/* $NetBSD: ip6_input.c,v 1.143 2013/06/29 21:06:58 rmind Exp $ */ +/* $NetBSD: ip6_input.c,v 1.144 2013/10/04 14:23:14 christos Exp $ */ /* $KAME: ip6_input.c,v 1.188 2001/03/29 05:34:31 itojun Exp $ */ /* @@ -62,7 +62,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: ip6_input.c,v 1.143 2013/06/29 21:06:58 rmind Exp $"); +__KERNEL_RCSID(0, "$NetBSD: ip6_input.c,v 1.144 2013/10/04 14:23:14 christos Exp $"); #include "opt_gateway.h" #include "opt_inet.h" @@ -806,17 +806,21 @@ static struct m_tag * ip6_setdstifaddr(struct mbuf *m, const struct in6_ifaddr *ia) { struct m_tag *mtag; + struct ip6aux *ip6a; mtag = ip6_addaux(m); - if (mtag != NULL) { - struct ip6aux *ip6a; + if (mtag == NULL) + return NULL; - ip6a = (struct ip6aux *)(mtag + 1); - in6_setscope(&ip6a->ip6a_src, ia->ia_ifp, &ip6a->ip6a_scope_id); - ip6a->ip6a_src = ia->ia_addr.sin6_addr; - ip6a->ip6a_flags = ia->ia6_flags; + ip6a = (struct ip6aux *)(mtag + 1); + if (in6_setscope(&ip6a->ip6a_src, ia->ia_ifp, &ip6a->ip6a_scope_id)) { + IP6_STATINC(IP6_STAT_BADSCOPE); + return NULL; } - return mtag; /* NULL if failed to set */ + + ip6a->ip6a_src = ia->ia_addr.sin6_addr; + ip6a->ip6a_flags = ia->ia6_flags; + return mtag; } const struct ip6aux *