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Message-ID: <1496115666.2618.9.camel@perches.com> Date: Mon, 29 May 2017 20:41:06 -0700 From: Joe Perches <joe@...ches.com> To: David Miller <davem@...emloft.net>, cugyly@....com Cc: netdev@...r.kernel.org, dsahern@...il.com, Linyu.Yuan@...atel-sbell.com.cn Subject: Re: [PATCH net-next] net: ndisc.c: reduce size of __ndisc_fill_addr_option() On Mon, 2017-05-29 at 23:30 -0400, David Miller wrote: > From: yuan linyu <cugyly@....com> > Date: Sat, 27 May 2017 06:00:52 +0800 > > > From: yuan linyu <Linyu.Yuan@...atel-sbell.com.cn> > > > > Signed-off-by: yuan linyu <Linyu.Yuan@...atel-sbell.com.cn> > > Applied, thanks. OK, but is it really safe though? Could "space" (an int) ever be negative after subtracting "pad" and "data_len"?
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