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Date: Mon, 21 Feb 2022 20:02:35 -0700 From: David Ahern <dsahern@...nel.org> To: Niels Dossche <niels.dossche@...nt.be>, "David S. Miller" <davem@...emloft.net>, Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org> Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] ipv6: prevent a possible race condition with lifetimes On 2/20/22 10:54 AM, Niels Dossche wrote: > valid_lft, prefered_lft and tstamp are always accessed under the lock > "lock" in other places. Reading these without taking the lock may result > in inconsistencies regarding the calculation of the valid and preferred > variables since decisions are taken on these fields for those variables. > > Signed-off-by: Niels Dossche <niels.dossche@...nt.be> > --- > net/ipv6/addrconf.c | 2 ++ > 1 file changed, 2 insertions(+) > Reviewed-by: David Ahern <dsahern@...nel.org>
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