Author: bz
Date: Tue Jun 5 11:28:57 2012
New Revision: 236610
URL: http://svn.freebsd.org/changeset/base/236610
Log:
MFC r236575 (by emax):
Plug more refcount leaks and possible NULL deref for interface
address list.
Modified:
stable/9/sys/netinet/tcp_input.c
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/netinet/tcp_input.c
==============================================================================
--- stable/9/sys/netinet/tcp_input.c Tue Jun 5 11:27:11 2012
(r236609)
+++ stable/9/sys/netinet/tcp_input.c Tue Jun 5 11:28:57 2012
(r236610)
@@ -543,6 +543,8 @@ tcp6_input(struct mbuf **mp, int *offp,
(caddr_t)&ip6->ip6_dst - (caddr_t)ip6);
return IPPROTO_DONE;
}
+ if (ia6)
+ ifa_free(&ia6->ia_ifa);
tcp_input(m, *offp);
return IPPROTO_DONE;
@@ -1253,7 +1255,8 @@ relocked:
rstreason = BANDLIM_RST_OPENPORT;
goto dropwithreset;
}
- ifa_free(&ia6->ia_ifa);
+ if (ia6)
+ ifa_free(&ia6->ia_ifa);
}
#endif /* INET6 */
/*
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