From: Herbert Xu <herb...@gondor.apana.org.au>
Date: Mon, 16 May 2016 17:28:16 +0800
> Subject: netlink: Fix dump skb leak/double free
>
> When we free cb->skb after a dump, we do it after releasing the
> lock. This means that a new dump could have started in the time
> being and we'll end up freeing their skb instead of ours.
>
> This patch saves the skb and module before we unlock so we free
> the right memory.
>
> Fixes: 16b304f3404f ("netlink: Eliminate kmalloc in netlink dump operation.")
> Reported-by: Baozeng Ding <splovi...@gmail.com>
> Signed-off-by: Herbert Xu <herb...@gondor.apana.org.au>
Applied and queued up for -stable, thanks.
