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Diffstat (limited to 'net/mpls/mpls_gso.c')
-rw-r--r--net/mpls/mpls_gso.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/mpls/mpls_gso.c b/net/mpls/mpls_gso.c
index 533d082f0701..34ab659f541e 100644
--- a/net/mpls/mpls_gso.c
+++ b/net/mpls/mpls_gso.c
@@ -27,6 +27,9 @@ static struct sk_buff *mpls_gso_segment(struct sk_buff *skb,
__be16 mpls_protocol;
unsigned int mpls_hlen;
+ if (!skb_inner_network_header_was_set(skb))
+ goto out;
+
skb_reset_network_header(skb);
mpls_hlen = skb_inner_network_header(skb) - skb_network_header(skb);
if (unlikely(!mpls_hlen || mpls_hlen % MPLS_HLEN))
@@ -106,5 +109,5 @@ module_init(mpls_gso_init);
module_exit(mpls_gso_exit);
MODULE_DESCRIPTION("MPLS GSO support");
-MODULE_AUTHOR("Simon Horman (horms@verge.net.au)");
+MODULE_AUTHOR("Simon Horman <horms@verge.net.au>");
MODULE_LICENSE("GPL");