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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-09-20 18:29:56 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-09-21 13:43:52 -0400 |
| commit | f950c0ecc78f745e490d615280e031de4dbb1306 (patch) | |
| tree | 7c3605b8ac3f8066bba52407c505fc83b3f338e8 /net | |
| parent | 185d4c8bf579322e1c2835d70729bc30f6f80f55 (diff) | |
| download | linux-f950c0ecc78f745e490d615280e031de4dbb1306.tar.gz | |
ipv6: fix return value check in fib6_add()
In case of error, the function fib6_add_1() returns ERR_PTR()
or NULL pointer. The ERR_PTR() case check is missing in fib6_add().
dpatch engine is used to generated this patch.
(https://github.com/weiyj/dpatch)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv6/ip6_fib.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 13690d650c3e..286acfc21250 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -819,6 +819,10 @@ int fib6_add(struct fib6_node *root, struct rt6_info *rt, struct nl_info *info) offsetof(struct rt6_info, rt6i_src), allow_create, replace_required); + if (IS_ERR(sn)) { + err = PTR_ERR(sn); + sn = NULL; + } if (!sn) { /* If it is failed, discard just allocated root, and then (in st_failure) stale node |