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| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2016-06-08 20:11:03 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-08 21:43:14 -0700 |
| commit | 6eef3801e719e4ea9c15c01b1d77706f47331166 (patch) | |
| tree | 81ec3a099747faca686f6c96987368b88bd827d6 | |
| parent | 3497ed8c852a5a3d48957ca91baaa443d9bfcd4d (diff) | |
| download | linux-6eef3801e719e4ea9c15c01b1d77706f47331166.tar.gz | |
net: cls_u32: catch all hardware offload errors
Errors reported by u32_replace_hw_hnode() were not propagated. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Acked-by: Sridhar Samudrala <sridhar.samudrala@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/sched/cls_u32.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index 27b99fd774d7..54ab32a8ff4c 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -922,11 +922,17 @@ static int u32_change(struct net *net, struct sk_buff *in_skb, ht->divisor = divisor; ht->handle = handle; ht->prio = tp->prio; + + err = u32_replace_hw_hnode(tp, ht, flags); + if (err) { + kfree(ht); + return err; + } + RCU_INIT_POINTER(ht->next, tp_c->hlist); rcu_assign_pointer(tp_c->hlist, ht); *arg = (unsigned long)ht; - u32_replace_hw_hnode(tp, ht, flags); return 0; } |