diff options
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/nfnetlink_queue.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index a48b20fe9cd6..0043d3a9f87e 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -443,8 +443,8 @@ err_out: static int nfqnl_mangle(void *data, int data_len, struct nf_queue_entry *e) { + struct sk_buff *nskb; int diff; - int err; diff = data_len - e->skb->len; if (diff < 0) { @@ -454,14 +454,16 @@ nfqnl_mangle(void *data, int data_len, struct nf_queue_entry *e) if (data_len > 0xFFFF) return -EINVAL; if (diff > skb_tailroom(e->skb)) { - err = pskb_expand_head(e->skb, 0, + nskb = skb_copy_expand(e->skb, 0, diff - skb_tailroom(e->skb), GFP_ATOMIC); - if (err) { + if (!nskb) { printk(KERN_WARNING "nf_queue: OOM " "in mangle, dropping packet\n"); - return err; + return -ENOMEM; } + kfree_skb(e->skb); + e->skb = nskb; } skb_put(e->skb, diff); } |