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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2019-03-26 13:50:14 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-03 06:27:26 +0200 |
| commit | d01bf3762e290a58d7f1941a42b13322f7803564 (patch) | |
| tree | 5dfb70a1e26beeddaa6ce15740006c4680b6c363 /net | |
| parent | 4951fc65d9153deded3d066ab371a61977c96e8a (diff) | |
| download | talos-obmc-linux-d01bf3762e290a58d7f1941a42b13322f7803564.tar.gz talos-obmc-linux-d01bf3762e290a58d7f1941a42b13322f7803564.zip | |
ila: Fix rhashtable walker list corruption
[ Upstream commit b5f9bd15b88563b55a99ed588416881367a0ce5f ]
ila_xlat_nl_cmd_flush uses rhashtable walkers allocated from the
stack but it never frees them. This corrupts the walker list of
the hash table.
This patch fixes it.
Reported-by: syzbot+dae72a112334aa65a159@syzkaller.appspotmail.com
Fixes: b6e71bdebb12 ("ila: Flush netlink command to clear xlat...")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv6/ila/ila_xlat.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c index 17c455ff69ff..7858fa9ea103 100644 --- a/net/ipv6/ila/ila_xlat.c +++ b/net/ipv6/ila/ila_xlat.c @@ -420,6 +420,7 @@ int ila_xlat_nl_cmd_flush(struct sk_buff *skb, struct genl_info *info) done: rhashtable_walk_stop(&iter); + rhashtable_walk_exit(&iter); return ret; } |
