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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2012-01-09 02:38:23 -0500
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2012-01-09 02:38:23 -0500
commitda733563be5a9da26fe81d9f007262d00b846e22 (patch)
treedb28291df94a2043af2123911984c5c173da4e6f /net/xfrm/xfrm_ipcomp.c
parent6ccbcf2cb41131f8d56ef0723bf3f7c1f8486076 (diff)
parentdab78d7924598ea4031663dd10db814e2e324928 (diff)
Merge branch 'next' into for-linus
Diffstat (limited to 'net/xfrm/xfrm_ipcomp.c')
-rw-r--r--net/xfrm/xfrm_ipcomp.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index fc91ad7ee26e..e5246fbe36c4 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c
@@ -70,26 +70,29 @@ static int ipcomp_decompress(struct xfrm_state *x, struct sk_buff *skb)
70 70
71 while ((scratch += len, dlen -= len) > 0) { 71 while ((scratch += len, dlen -= len) > 0) {
72 skb_frag_t *frag; 72 skb_frag_t *frag;
73 struct page *page;
73 74
74 err = -EMSGSIZE; 75 err = -EMSGSIZE;
75 if (WARN_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) 76 if (WARN_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS))
76 goto out; 77 goto out;
77 78
78 frag = skb_shinfo(skb)->frags + skb_shinfo(skb)->nr_frags; 79 frag = skb_shinfo(skb)->frags + skb_shinfo(skb)->nr_frags;
79 frag->page = alloc_page(GFP_ATOMIC); 80 page = alloc_page(GFP_ATOMIC);
80 81
81 err = -ENOMEM; 82 err = -ENOMEM;
82 if (!frag->page) 83 if (!page)
83 goto out; 84 goto out;
84 85
86 __skb_frag_set_page(frag, page);
87
85 len = PAGE_SIZE; 88 len = PAGE_SIZE;
86 if (dlen < len) 89 if (dlen < len)
87 len = dlen; 90 len = dlen;
88 91
89 memcpy(page_address(frag->page), scratch, len);
90
91 frag->page_offset = 0; 92 frag->page_offset = 0;
92 frag->size = len; 93 skb_frag_size_set(frag, len);
94 memcpy(skb_frag_address(frag), scratch, len);
95
93 skb->truesize += len; 96 skb->truesize += len;
94 skb->data_len += len; 97 skb->data_len += len;
95 skb->len += len; 98 skb->len += len;