aboutsummaryrefslogtreecommitdiffstats
path: root/net/sctp
diff options
context:
space:
mode:
authorCong Wang <xiyou.wangcong@gmail.com>2019-09-08 13:40:51 -0700
committerDavid S. Miller <davem@davemloft.net>2019-09-10 18:31:00 +0100
commitd4d6ec6dac07f263f06d847d6f732d6855522845 (patch)
tree86d68edb39cf667c360d0b198d00b14eb4214776 /net/sctp
parentnet_sched: check cops->tcf_block in tc_bind_tclass() (diff)
downloadlinux-dev-d4d6ec6dac07f263f06d847d6f732d6855522845.tar.xz
linux-dev-d4d6ec6dac07f263f06d847d6f732d6855522845.zip
sch_hhf: ensure quantum and hhf_non_hh_weight are non-zero
In case of TCA_HHF_NON_HH_WEIGHT or TCA_HHF_QUANTUM is zero, it would make no progress inside the loop in hhf_dequeue() thus kernel would get stuck. Fix this by checking this corner case in hhf_change(). Fixes: 10239edf86f1 ("net-qdisc-hhf: Heavy-Hitter Filter (HHF) qdisc") Reported-by: syzbot+bc6297c11f19ee807dc2@syzkaller.appspotmail.com Reported-by: syzbot+041483004a7f45f1f20a@syzkaller.appspotmail.com Reported-by: syzbot+55be5f513bed37fc4367@syzkaller.appspotmail.com Cc: Jamal Hadi Salim <jhs@mojatatu.com> Cc: Jiri Pirko <jiri@resnulli.us> Cc: Terry Lam <vtlam@google.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions