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author | glebius <glebius@FreeBSD.org> | 2005-08-11 08:14:53 +0000 |
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committer | glebius <glebius@FreeBSD.org> | 2005-08-11 08:14:53 +0000 |
commit | fa253399af72f4968a7eddd5210066700b92d2c0 (patch) | |
tree | decf2e9a9a44b246a6d6dd15b016ed79b3b91a61 /sys/netinet6 | |
parent | e0688f129366b4f89acf47c45af55135dc0609ae (diff) | |
download | FreeBSD-src-fa253399af72f4968a7eddd5210066700b92d2c0.zip FreeBSD-src-fa253399af72f4968a7eddd5210066700b92d2c0.tar.gz |
o Make rt_check() function more strict:
- rt0 passed to rt_check() must not be NULL, assert this.
- rt returned by rt_check() must be valid locked rtentry,
if no error occured.
o Modify callers, so that they never pass NULL rt0
to rt_check().
Reviewed by: sam, ume (nd6.c)
Diffstat (limited to 'sys/netinet6')
-rw-r--r-- | sys/netinet6/nd6.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c index 2c4cc53..4265b31 100644 --- a/sys/netinet6/nd6.c +++ b/sys/netinet6/nd6.c @@ -2065,6 +2065,12 @@ nd6_storelladdr(ifp, rt0, m, dst, desten) } } + if (rt0 == NULL) { + /* this could happen, if we could not allocate memory */ + m_freem(m); + return (ENOMEM); + } + error = rt_check(&rt, &rt0, dst); if (error) { m_freem(m); |