diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 2 | ||||
| -rw-r--r-- | net/core/net_namespace.c | 2 | ||||
| -rw-r--r-- | net/core/skbuff.c | 7 |
3 files changed, 6 insertions, 5 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index c7db39926769..59ead3910ab7 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -3937,7 +3937,7 @@ static u32 netif_receive_generic_xdp(struct sk_buff *skb, hroom > 0 ? ALIGN(hroom, NET_SKB_PAD) : 0, troom > 0 ? troom + 128 : 0, GFP_ATOMIC)) goto do_drop; - if (troom > 0 && __skb_linearize(skb)) + if (skb_linearize(skb)) goto do_drop; } diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index b797832565d3..60a71be75aea 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -267,7 +267,7 @@ struct net *get_net_ns_by_id(struct net *net, int id) spin_lock_bh(&net->nsid_lock); peer = idr_find(&net->netns_ids, id); if (peer) - get_net(peer); + peer = maybe_get_net(peer); spin_unlock_bh(&net->nsid_lock); rcu_read_unlock(); diff --git a/net/core/skbuff.c b/net/core/skbuff.c index a592ca025fc4..a3cb0be4c6f3 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1178,7 +1178,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask) u32 d_off; if (!num_frags) - return 0; + goto release; if (skb_shared(skb) || skb_unclone(skb, gfp_mask)) return -EINVAL; @@ -1238,6 +1238,7 @@ int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask) __skb_fill_page_desc(skb, new_frags - 1, head, 0, d_off); skb_shinfo(skb)->nr_frags = new_frags; +release: skb_zcopy_clear(skb, false); return 0; } @@ -3654,8 +3655,6 @@ normal: skb_shinfo(nskb)->tx_flags |= skb_shinfo(head_skb)->tx_flags & SKBTX_SHARED_FRAG; - if (skb_zerocopy_clone(nskb, head_skb, GFP_ATOMIC)) - goto err; while (pos < offset + len) { if (i >= nfrags) { @@ -3681,6 +3680,8 @@ normal: if (unlikely(skb_orphan_frags(frag_skb, GFP_ATOMIC))) goto err; + if (skb_zerocopy_clone(nskb, frag_skb, GFP_ATOMIC)) + goto err; *nskb_frag = *frag; __skb_frag_ref(nskb_frag); |