diff options
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 10 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 2 |
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 7027391316e5..0aecf89b4fb9 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5343,6 +5343,10 @@ void bnxt_del_l2_filter(struct bnxt *bp, struct bnxt_l2_filter *fltr) if (!atomic_dec_and_test(&fltr->refcnt)) return; spin_lock_bh(&bp->ntp_fltr_lock); + if (!test_and_clear_bit(BNXT_FLTR_INSERTED, &fltr->base.state)) { + spin_unlock_bh(&bp->ntp_fltr_lock); + return; + } hlist_del_rcu(&fltr->base.hash); if (fltr->base.flags) { clear_bit(fltr->base.sw_id, bp->ntp_fltr_bmap); @@ -5489,6 +5493,7 @@ static int bnxt_init_l2_filter(struct bnxt *bp, struct bnxt_l2_filter *fltr, } head = &bp->l2_fltr_hash_tbl[idx]; hlist_add_head_rcu(&fltr->base.hash, head); + set_bit(BNXT_FLTR_INSERTED, &fltr->base.state); atomic_set(&fltr->refcnt, 1); return 0; } @@ -14000,6 +14005,7 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, new_fltr->base.type = BNXT_FLTR_TYPE_NTUPLE; new_fltr->base.flags = BNXT_ACT_RING_DST; hlist_add_head_rcu(&new_fltr->base.hash, head); + set_bit(BNXT_FLTR_INSERTED, &new_fltr->base.state); bp->ntp_fltr_count++; spin_unlock_bh(&bp->ntp_fltr_lock); @@ -14046,6 +14052,10 @@ static void bnxt_cfg_ntp_filters(struct bnxt *bp) if (del) { spin_lock_bh(&bp->ntp_fltr_lock); + if (!test_and_clear_bit(BNXT_FLTR_INSERTED, &fltr->base.state)) { + spin_unlock_bh(&bp->ntp_fltr_lock); + continue; + } hlist_del_rcu(&fltr->base.hash); bp->ntp_fltr_count--; spin_unlock_bh(&bp->ntp_fltr_lock); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 3f4e4708f7d8..867cab036e13 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1348,7 +1348,7 @@ struct bnxt_filter_base { u16 vf_idx; unsigned long state; #define BNXT_FLTR_VALID 0 -#define BNXT_FLTR_UPDATE 1 +#define BNXT_FLTR_INSERTED 1 struct rcu_head rcu; }; |