Messages in this thread | | | Subject | Re: [PATCH v3] net: tun: set tun->dev->addr_len during TUNSETLINK processing | From | Eric Dumazet <> | Date | Tue, 6 Apr 2021 22:31:56 +0200 |
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On 4/6/21 7:45 PM, Phillip Potter wrote: > When changing type with TUNSETLINK ioctl command, set tun->dev->addr_len > to match the appropriate type, using new tun_get_addr_len utility function > which returns appropriate address length for given type. Fixes a > KMSAN-found uninit-value bug reported by syzbot at: > https://syzkaller.appspot.com/bug?id=0766d38c656abeace60621896d705743aeefed51 > > Reported-by: syzbot+001516d86dbe88862cec@syzkaller.appspotmail.com > Diagnosed-by: Eric Dumazet <edumazet@google.com> > Signed-off-by: Phillip Potter <phil@philpotter.co.uk> > ---
SGTM, thanks a lot.
Reviewed-by: Eric Dumazet <edumazet@google.com>
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