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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-01-11 15:10:08 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-01-11 15:10:08 +1100
commiteed0ba0b4ab2d1668588219a8efa81bf8636a12d (patch)
treef5aa3c732e7830a1b24e6071f8bed0f799881187 /net/core/timestamping.c
parent98b14d6b290d96b24ae993ceaccc59b2aa4b130c (diff)
parentc9de9333f5a860cab82052bce6ac28bcac9b2c26 (diff)
Merge remote branch 'gcl/next' into next
Diffstat (limited to 'net/core/timestamping.c')
-rw-r--r--net/core/timestamping.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/timestamping.c b/net/core/timestamping.c
index 0ae6c22da85..c19bb4ee405 100644
--- a/net/core/timestamping.c
+++ b/net/core/timestamping.c
@@ -96,11 +96,13 @@ bool skb_defer_rx_timestamp(struct sk_buff *skb)
struct phy_device *phydev;
unsigned int type;
- skb_push(skb, ETH_HLEN);
+ if (skb_headroom(skb) < ETH_HLEN)
+ return false;
+ __skb_push(skb, ETH_HLEN);
type = classify(skb);
- skb_pull(skb, ETH_HLEN);
+ __skb_pull(skb, ETH_HLEN);
switch (type) {
case PTP_CLASS_V1_IPV4: