bnad: Call dev_kfree_skb_any instead of dev_kfree_skb.

Replace dev_kfree_skb with dev_kfree_skb_any in bnad_start_xmit that
can be called in hard irq and other contexts.

dev_kfree_skb_any is used as bnad_start_xmit only frees skbs when to
drop them, normally transmitted packets are handled elsewhere.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index cb76253..a881e98 100644 (file)
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -2946,17 +2946,17 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
        /* Sanity checks for the skb */
 
        if (unlikely(skb->len <= ETH_HLEN)) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_too_short);
                return NETDEV_TX_OK;
        }
        if (unlikely(len > BFI_TX_MAX_DATA_PER_VECTOR)) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_headlen_zero);
                return NETDEV_TX_OK;
        }
        if (unlikely(len == 0)) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_headlen_zero);
                return NETDEV_TX_OK;
        }
@@ -2968,7 +2968,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
         * and the netif_tx_stop_all_queues() call.
         */
        if (unlikely(!tcb || !test_bit(BNAD_TXQ_TX_STARTED, &tcb->flags))) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_stopping);
                return NETDEV_TX_OK;
        }
@@ -2981,7 +2981,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
        wis = BNA_TXQ_WI_NEEDED(vectors);       /* 4 vectors per work item */
 
        if (unlikely(vectors > BFI_TX_MAX_VECTORS_PER_PKT)) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_max_vectors);
                return NETDEV_TX_OK;
        }
@@ -3021,7 +3021,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 
        /* Program the opcode, flags, frame_len, num_vectors in WI */
        if (bnad_txq_wi_prepare(bnad, tcb, skb, txqent)) {
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                return NETDEV_TX_OK;
        }
        txqent->hdr.wi.reserved = 0;
@@ -3047,7 +3047,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
                        /* Undo the changes starting at tcb->producer_index */
                        bnad_tx_buff_unmap(bnad, unmap_q, q_depth,
                                tcb->producer_index);
-                       dev_kfree_skb(skb);
+                       dev_kfree_skb_any(skb);
                        BNAD_UPDATE_CTR(bnad, tx_skb_frag_zero);
                        return NETDEV_TX_OK;
                }
@@ -3076,7 +3076,7 @@ bnad_start_xmit(struct sk_buff *skb, struct net_device *netdev)
        if (unlikely(len != skb->len)) {
                /* Undo the changes starting at tcb->producer_index */
                bnad_tx_buff_unmap(bnad, unmap_q, q_depth, tcb->producer_index);
-               dev_kfree_skb(skb);
+               dev_kfree_skb_any(skb);
                BNAD_UPDATE_CTR(bnad, tx_skb_len_mismatch);
                return NETDEV_TX_OK;
        }