Re: [Patch nf] ipvs: initialize tbl->entries in ip_vs_lblc_init_svc()

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On Tue, Apr 24, 2018 at 08:17:06AM +0300, Julian Anastasov wrote:
> 
> 	Hello,
> 
> On Mon, 23 Apr 2018, Cong Wang wrote:
> 
> > Similarly, tbl->entries is not initialized after kmalloc(),
> > therefore causes an uninit-value warning in ip_vs_lblc_check_expire(),
> > as reported by syzbot.
> > 
> > Reported-by: <syzbot+3e9695f147fb529aa9bc@xxxxxxxxxxxxxxxxxxxxxxxxx>
> > Cc: Simon Horman <horms@xxxxxxxxxxxx>
> > Cc: Julian Anastasov <ja@xxxxxx>
> > Cc: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
> > Signed-off-by: Cong Wang <xiyou.wangcong@xxxxxxxxx>
> 
> 	Thanks!
> 
> Acked-by: Julian Anastasov <ja@xxxxxx>

Thanks. 

Pablo, could you take this into nf?

Acked-by: Simon Horman <horms@xxxxxxxxxxxx>

> 
> > ---
> >  net/netfilter/ipvs/ip_vs_lblc.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c
> > index 3057e453bf31..83918119ceb8 100644
> > --- a/net/netfilter/ipvs/ip_vs_lblc.c
> > +++ b/net/netfilter/ipvs/ip_vs_lblc.c
> > @@ -371,6 +371,7 @@ static int ip_vs_lblc_init_svc(struct ip_vs_service *svc)
> >  	tbl->counter = 1;
> >  	tbl->dead = false;
> >  	tbl->svc = svc;
> > +	atomic_set(&tbl->entries, 0);
> >  
> >  	/*
> >  	 *    Hook periodic timer for garbage collection
> > -- 
> > 2.13.0
> 
> Regards
> 
> --
> Julian Anastasov <ja@xxxxxx>
> 
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