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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-11-03 07:56:40 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-11-03 07:56:40 +0400 |
| commit | 31cbecb4ab538f433145bc5a46f3bea9b9627031 (patch) | |
| tree | d6206d42dea7298f7ef05fd1f7bf474245f0d43a /net/core/timestamping.c | |
| parent | 2b72c9ccd22c4a3299e5a358dcd639fb253730f4 (diff) | |
| parent | 278c023a99b0d6b471d0f4a79835c703482e29ac (diff) | |
| download | linux-31cbecb4ab538f433145bc5a46f3bea9b9627031.tar.xz | |
Merge branch 'osd-devel' into nfs-for-next
Diffstat (limited to 'net/core/timestamping.c')
| -rw-r--r-- | net/core/timestamping.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/core/timestamping.c b/net/core/timestamping.c index 98a52640e7cd..82fb28857b64 100644 --- a/net/core/timestamping.c +++ b/net/core/timestamping.c @@ -57,9 +57,13 @@ void skb_clone_tx_timestamp(struct sk_buff *skb) case PTP_CLASS_V2_VLAN: phydev = skb->dev->phydev; if (likely(phydev->drv->txtstamp)) { + if (!atomic_inc_not_zero(&sk->sk_refcnt)) + return; clone = skb_clone(skb, GFP_ATOMIC); - if (!clone) + if (!clone) { + sock_put(sk); return; + } clone->sk = sk; phydev->drv->txtstamp(phydev, clone, type); } @@ -77,8 +81,11 @@ void skb_complete_tx_timestamp(struct sk_buff *skb, struct sock_exterr_skb *serr; int err; - if (!hwtstamps) + if (!hwtstamps) { + sock_put(sk); + kfree_skb(skb); return; + } *skb_hwtstamps(skb) = *hwtstamps; serr = SKB_EXT_ERR(skb); @@ -87,6 +94,7 @@ void skb_complete_tx_timestamp(struct sk_buff *skb, serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING; skb->sk = NULL; err = sock_queue_err_skb(sk, skb); + sock_put(sk); if (err) kfree_skb(skb); } |