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(parent: c4a3238) | patch
net_sched: red: Avoid illegal values
authorNogah Frankel <nogahf@mellanox.com>
Mon, 4 Dec 2017 11:31:11 +0000 (13:31 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Sat, 3 Mar 2018 15:50:44 +0000 (15:50 +0000)
commit90eef1fb80510728ba6422c871e9e0a9825ea779
tree2f46f0d461d677168ba288f166f5e9c3acc9c1a7tree | snapshot
parentc4a323871bc221fd11b51c62a3bccf2ea2b9fdddcommit | diff
net_sched: red: Avoid illegal values

commit 8afa10cbe281b10371fee5a87ab266e48d71a7f9 upstream.

Check the qmin & qmax values doesn't overflow for the given Wlog value.
Check that qmin <= qmax.

Fixes: a783474591f2 ("[PKT_SCHED]: Generic RED layer")
Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
[bwh: Backported to 3.2:
 - Drop changes in sch_sfq
 - Adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
include/net/red.h diff | blob | history
net/sched/sch_choke.c diff | blob | history
net/sched/sch_gred.c diff | blob | history
net/sched/sch_red.c diff | blob | history
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