On Tue, 2017-05-09 at 21:22 +0800, Hangbin Liu wrote: > On Mon, May 08, 2017 at 07:49:23AM -0700, Eric Dumazet wrote: > > On Mon, 2017-05-08 at 17:57 +0800, Hangbin Liu wrote: > > > I searched 4308fc58dced ("tcp: Document use of undefined variable") in > > > archive list, but did not find the thread. So I'm not sure why we only > > > add a description about un-initialized value. > > > > > > Even we don't use tmp_opt.sack_ok, I think it would be more safe to > > > initialize the value before using it. Just as other caller did. > > > > Patch is not needed at all. > > > > Comment and code are pretty clear. > > > > This part of the code uses a generic function ( tcp_parse_options()) to > > decode TCP options, but we are only caring about TS one. > > OK, got it. Thanks for the explanation and sorry for the inconvenience.
No inconvenience taken ;)