[PKT_SCHED] act_gact: division by zero

Not returning -EINVAL, because someone might want to use the value
zero in some future gact_prob algorithm?

Signed-off-by: Kim Nordlund <kim.nordlund@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index 6cff56696a81..85de7efd5fea 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -48,14 +48,14 @@ static struct tcf_hashinfo gact_hash_info = {
 #ifdef CONFIG_GACT_PROB
 static int gact_net_rand(struct tcf_gact *gact)
 {
-        if (net_random() % gact->tcfg_pval)
+        if (!gact->tcfg_pval || net_random() % gact->tcfg_pval)
                 return gact->tcf_action;
         return gact->tcfg_paction;
 }
 
 static int gact_determ(struct tcf_gact *gact)
 {
-        if (gact->tcf_bstats.packets % gact->tcfg_pval)
+        if (!gact->tcfg_pval || gact->tcf_bstats.packets % gact->tcfg_pval)
                 return gact->tcf_action;
         return gact->tcfg_paction;
 }