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made sure to use the correct sa_len for rtalloc().

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sizeof(ro_dst) is not necessarily the correct one.
this change would also fix the recent path MTU discovery problem for the
destination of an incoming TCP connection.

Submitted by:	JINMEI Tatuya <jinmei@kame.net>
Obtained from:	KAME
MFC after:	2 weeks
This commit is contained in:
ume 2001-06-20 12:32:48 +00:00
parent fcb8a3a2e6
commit 7ffe6c47e5
2 changed files with 4 additions and 4 deletions
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4
sys/netinet/tcp_subr.c
View File

@ -1287,7 +1287,7 @@ tcp_rtlookup(inp)
/* No route yet, so try to acquire one */
if (inp->inp_faddr.s_addr != INADDR_ANY) {
ro->ro_dst.sa_family = AF_INET;
ro->ro_dst.sa_len = sizeof(ro->ro_dst);
ro->ro_dst.sa_len = sizeof(struct sockaddr_in);
((struct sockaddr_in *) &ro->ro_dst)->sin_addr =
inp->inp_faddr;
rtalloc(ro);
@ -1314,7 +1314,7 @@ tcp_rtlookup6(inp)
dst6 = (struct sockaddr_in6 *)&ro6->ro_dst;
dst6->sin6_family = AF_INET6;
dst6->sin6_len = sizeof(ro6->ro_dst);
dst6->sin6_len = sizeof(*dst6);
dst6->sin6_addr = inp->in6p_faddr;
rtalloc((struct route *)ro6);
rt = ro6->ro_rt;

4
sys/netinet/tcp_timewait.c
View File

@ -1287,7 +1287,7 @@ tcp_rtlookup(inp)
/* No route yet, so try to acquire one */
if (inp->inp_faddr.s_addr != INADDR_ANY) {
ro->ro_dst.sa_family = AF_INET;
ro->ro_dst.sa_len = sizeof(ro->ro_dst);
ro->ro_dst.sa_len = sizeof(struct sockaddr_in);
((struct sockaddr_in *) &ro->ro_dst)->sin_addr =
inp->inp_faddr;
rtalloc(ro);
@ -1314,7 +1314,7 @@ tcp_rtlookup6(inp)
dst6 = (struct sockaddr_in6 *)&ro6->ro_dst;
dst6->sin6_family = AF_INET6;
dst6->sin6_len = sizeof(ro6->ro_dst);
dst6->sin6_len = sizeof(*dst6);
dst6->sin6_addr = inp->in6p_faddr;
rtalloc((struct route *)ro6);
rt = ro6->ro_rt;