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-rw-r--r--ospfd/ChangeLog8
-rw-r--r--ospfd/ospf_packet.c7
2 files changed, 14 insertions, 1 deletions
diff --git a/ospfd/ChangeLog b/ospfd/ChangeLog
index 1339ba24..3da4571f 100644
--- a/ospfd/ChangeLog
+++ b/ospfd/ChangeLog
@@ -1,3 +1,11 @@
+2004-08-26 Greg Troxel <gdt@fnord.ir.bbn.com>
+
+ * ospf_packet.c (ospf_recv_packet): adjust size declaration of
+ buffer used to get interface index so that it compiles on other
+ than Linux and includes the required alignment space. Probably
+ this was only working on sparc/sparc64 because most of sockaddr_dl
+ was not being written.
+
2004-08-19 Paul Jakma <paul@dishone.st>
* ospf_packet.c: update to match sockopt renames.
diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index ce82ee27..8bc49666 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -1881,7 +1881,12 @@ ospf_recv_packet (int fd, struct interface **ifp)
unsigned int ifindex = 0;
struct iovec iov;
struct cmsghdr *cmsg;
- char buff [sizeof (*cmsg) + SOPT_SIZE_CMSG_PKTINFO_IPV4()];
+#if defined(CMSG_SPACE)
+ /* Header and data both require alignment. */
+ char buff [CMSG_SPACE(SIZE_CMSG_IFINDEX_IPV4())];
+#else
+ char buff [sizeof (*cmsg) + SOPT_SIZE_CMSG_IFINDEX_IPV4()];
+#endif
struct msghdr msgh;
msgh.msg_name = NULL;