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net_sched: red: Avoid devision by zero
authorNogah Frankel <nogahf@mellanox.com>
Mon, 4 Dec 2017 11:31:10 +0000 (13:31 +0200)
committerSasha Levin <alexander.levin@microsoft.com>
Sun, 4 Mar 2018 15:28:26 +0000 (10:28 -0500)
commitaf58e813e11bb0d60c21e5cd8ece183f35016348
tree6146767fba6c568910f78e8a182347876c8eeb7dtree
parentb349c2bdea43e99efcefa26da72f69de1896fe7ecommit | diff
net_sched: red: Avoid devision by zero

[ Upstream commit 5c472203421ab4f928aa1ae9e1dbcfdd80324148 ]

Do not allow delta value to be zero since it is used as a divisor.

Fixes: 8af2a218de38 ("sch_red: Adaptative RED AQM")
Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
include/net/red.h diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git