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net: Drop secpath on free after gro merge.
With a followup patch, a gro merged skb can have a secpath. So drop it before freeing or reusing the skb. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
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@ -4623,6 +4623,7 @@ static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
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case GRO_MERGED_FREE:
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if (NAPI_GRO_CB(skb)->free == NAPI_GRO_FREE_STOLEN_HEAD) {
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skb_dst_drop(skb);
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secpath_reset(skb);
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kmem_cache_free(skbuff_head_cache, skb);
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} else {
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__kfree_skb(skb);
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@ -4663,6 +4664,7 @@ static void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
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skb->encapsulation = 0;
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skb_shinfo(skb)->gso_type = 0;
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skb->truesize = SKB_TRUESIZE(skb_end_offset(skb));
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secpath_reset(skb);
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napi->skb = skb;
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}
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