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authorGrant Likely <grant.likely@secretlab.ca>2010-12-23 00:41:14 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-12-23 00:41:14 -0700
commitcfb13c5db08c90311a5defdde9a0328ee788cca5 (patch)
tree842cb60d1d19b99e550fdbc653723e4b13e51ee5 /net/core/timestamping.c
parent4b6ba8aacbb3185703b797286547d0f8f3859b02 (diff)
parent90a8a73c06cc32b609a880d48449d7083327e11a (diff)
Merge commit 'v2.6.37-rc7' into devicetree/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 0ae6c22da85b..c19bb4ee405e 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: