* Re: [PATCH] net/ipv6: Convert from atomic_t to refcount_t on ip6_flowlabel->users
[not found] <1626683707-64470-1-git-send-email-xiyuyang19@fudan.edu.cn>
@ 2021-07-20 19:55 ` David Ahern
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From: David Ahern @ 2021-07-20 19:55 UTC (permalink / raw)
To: Xiyu Yang, David S. Miller, Hideaki YOSHIFUJI, David Ahern,
Jakub Kicinski, Andreas Färber, Manivannan Sadhasivam,
netdev, linux-kernel, linux-arm-kernel, linux-actions
Cc: yuanxzhang, Xin Tan
On 7/19/21 2:35 AM, Xiyu Yang wrote:
> refcount_t type and corresponding API can protect refcounters from
> accidental underflow and overflow and further use-after-free situations.
>
> Signed-off-by: Xiyu Yang <xiyuyang19@fudan.edu.cn>
> Signed-off-by: Xin Tan <tanxin.ctf@gmail.com>
> ---
> include/net/ipv6.h | 5 +++--
> net/ipv6/ip6_flowlabel.c | 18 +++++++++---------
> 2 files changed, 12 insertions(+), 11 deletions(-)
>
Reviewed-by: David Ahern <dsahern@kernel.org>
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