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net: sched: sch: Fix off by one in htb_activate_prios()
The > needs be >= to prevent an out of bounds access.
Fixes: de5ca4c385
("net: sched: sch: Bounds check priority")
Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/Y+D+KN18FQI2DKLq@kili
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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@ -433,7 +433,7 @@ static void htb_activate_prios(struct htb_sched *q, struct htb_class *cl)
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while (m) {
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unsigned int prio = ffz(~m);
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if (WARN_ON_ONCE(prio > ARRAY_SIZE(p->inner.clprio)))
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if (WARN_ON_ONCE(prio >= ARRAY_SIZE(p->inner.clprio)))
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break;
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m &= ~(1 << prio);
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