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net/sched: fix pointer check in gen_handle 

Fixes sparse warning about pointer in gen_handle:
net/sched/cls_rsvp.h:392:40: warning: Using plain integer as NULL pointer

Fixes: 8113c09567 ("net_sched: use void pointer for filter handle")
Signed-off-by: Josh Hunt <johunt@akamai.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Josh Hunt 2017-09-10 15:48:50 -04:00 committed by David S. Miller
parent 33e34e735f
commit 230cfd2dbc
1 changed files with 1 additions and 1 deletions
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2
net/sched/cls_rsvp.h
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@ -389,7 +389,7 @@ static unsigned int gen_handle(struct tcf_proto *tp, unsigned salt)
if ((data->hgenerator += 0x10000) == 0)
data->hgenerator = 0x10000;
h = data->hgenerator|salt;
if (rsvp_get(tp, h) == 0)
if (!rsvp_get(tp, h))
return h;
}
return 0;