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Diffstat (limited to 'net')
-rw-r--r--net/core/skbuff.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 19afb18abae9..8e815e685f28 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2664,6 +2664,8 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
{
struct sk_buff *p = *head;
struct sk_buff *nskb;
+ struct skb_shared_info *skbinfo = skb_shinfo(skb);
+ struct skb_shared_info *pinfo = skb_shinfo(p);
unsigned int headroom;
unsigned int len = skb_gro_len(skb);
unsigned int offset = skb_gro_offset(skb);
@@ -2672,24 +2674,24 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
if (p->len + len >= 65536)
return -E2BIG;
- if (skb_shinfo(p)->frag_list)
+ if (pinfo->frag_list)
goto merge;
else if (headlen <= offset) {
skb_frag_t *frag;
skb_frag_t *frag2;
- int i = skb_shinfo(skb)->nr_frags;
- int nr_frags = skb_shinfo(p)->nr_frags + i;
+ int i = skbinfo->nr_frags;
+ int nr_frags = pinfo->nr_frags + i;
offset -= headlen;
if (nr_frags > MAX_SKB_FRAGS)
return -E2BIG;
- skb_shinfo(p)->nr_frags = nr_frags;
- skb_shinfo(skb)->nr_frags = 0;
+ pinfo->nr_frags = nr_frags;
+ skbinfo->nr_frags = 0;
- frag = skb_shinfo(p)->frags + nr_frags;
- frag2 = skb_shinfo(skb)->frags + i;
+ frag = pinfo->frags + nr_frags;
+ frag2 = skbinfo->frags + i;
do {
*--frag = *--frag2;
} while (--i);
@@ -2726,7 +2728,7 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
*NAPI_GRO_CB(nskb) = *NAPI_GRO_CB(p);
skb_shinfo(nskb)->frag_list = p;
- skb_shinfo(nskb)->gso_size = skb_shinfo(p)->gso_size;
+ skb_shinfo(nskb)->gso_size = pinfo->gso_size;
skb_header_release(p);
nskb->prev = p;
@@ -2742,8 +2744,8 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
merge:
if (offset > headlen) {
- skb_shinfo(skb)->frags[0].page_offset += offset - headlen;
- skb_shinfo(skb)->frags[0].size -= offset - headlen;
+ skbinfo->frags[0].page_offset += offset - headlen;
+ skbinfo->frags[0].size -= offset - headlen;
offset = headlen;
}