diff options
Diffstat (limited to 'net/ax25/ax25_ip.c')
| -rw-r--r-- | net/ax25/ax25_ip.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/net/ax25/ax25_ip.c b/net/ax25/ax25_ip.c index e4f63dd43cb5..215d4ccf12b9 100644 --- a/net/ax25/ax25_ip.c +++ b/net/ax25/ax25_ip.c @@ -122,6 +122,7 @@ netdev_tx_t ax25_ip_xmit(struct sk_buff *skb) if (dev == NULL) dev = skb->dev; + rcu_read_lock(); if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL) { kfree_skb(skb); goto put; @@ -193,10 +194,8 @@ netdev_tx_t ax25_ip_xmit(struct sk_buff *skb) skb_pull(skb, AX25_KISS_HEADER_LEN); if (digipeat != NULL) { - if ((ourskb = ax25_rt_build_path(skb, src, dst, route->digipeat)) == NULL) { - kfree_skb(skb); + if ((ourskb = ax25_rt_build_path(skb, src, dst, route->digipeat)) == NULL) goto put; - } skb = ourskb; } @@ -204,7 +203,7 @@ netdev_tx_t ax25_ip_xmit(struct sk_buff *skb) ax25_queue_xmit(skb, dev); put: - + rcu_read_unlock(); ax25_route_lock_unuse(); return NETDEV_TX_OK; } |