提交 7254ad09 编写于 作者: H Herbert Xu 提交者: Greg Kroah-Hartman

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: b6e71bde ("ila: Flush netlink command to clear xlat...")
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
上级 979f8a67
......@@ -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;
}
......
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