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authorJonathan Lemon <jlemon@FreeBSD.org>2001-10-01 18:07:08 +0000
committerJonathan Lemon <jlemon@FreeBSD.org>2001-10-01 18:07:08 +0000
commit22c819a73ac9345a61163397f181f4e66b922617 (patch)
treeaee8273eedc0b90022a252e786e2733455a310f9 /sys/netinet
parenta743950fc2a0efdd895cc9336312a10248b9c1b8 (diff)
downloadsrc-22c819a73ac9345a61163397f181f4e66b922617.tar.gz
src-22c819a73ac9345a61163397f181f4e66b922617.zip
in_ifinit apparently can be used to rewrite an ip address; recalculate
the correct hash bucket for the entry. Submitted by: iedowse (with some munging by me)
Notes
Notes: svn path=/head/; revision=84317
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/in.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/netinet/in.c b/sys/netinet/in.c
index a6643df5c759..8008d79c28f1 100644
--- a/sys/netinet/in.c
+++ b/sys/netinet/in.c
@@ -655,7 +655,6 @@ in_ifinit(ifp, ia, sin, scrub)
oldaddr = ia->ia_addr;
ia->ia_addr = *sin;
- LIST_INSERT_HEAD(INADDR_HASH(ia->ia_addr.sin_addr.s_addr), ia, ia_hash);
/*
* Give the interface a chance to initialize
* if this is its first address,
@@ -667,6 +666,11 @@ in_ifinit(ifp, ia, sin, scrub)
ia->ia_addr = oldaddr;
return (error);
}
+ if (oldaddr.sin_family == AF_INET)
+ LIST_REMOVE(ia, ia_hash);
+ if (ia->ia_addr.sin_family == AF_INET)
+ LIST_INSERT_HEAD(INADDR_HASH(ia->ia_addr.sin_addr.s_addr),
+ ia, ia_hash);
splx(s);
if (scrub) {
ia->ia_ifa.ifa_addr = (struct sockaddr *)&oldaddr;