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Date: Tue, 04 Feb 2020 09:28:17 +0100 (CET) From: David Miller <davem@...emloft.net> To: edumazet@...gle.com Cc: netdev@...r.kernel.org, eric.dumazet@...il.com, syzkaller@...glegroups.com Subject: Re: [PATCH net] net: hsr: fix possible NULL deref in hsr_handle_frame() From: Eric Dumazet <edumazet@...gle.com> Date: Mon, 3 Feb 2020 10:15:07 -0800 > hsr_port_get_rcu() can return NULL, so we need to be careful. ... > Fixes: c5a759117210 ("net/hsr: Use list_head (and rcu) instead of array for slave devices.") > Signed-off-by: Eric Dumazet <edumazet@...gle.com> > Reported-by: syzbot <syzkaller@...glegroups.com> Applied and queued up for -stable, thanks Eric.
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