tcp: fix tcp_md5_hash_skb_data()

[pandora-kernel.git] / net / ipv4 / tcp.c

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index fe381c2..ec8b4b7 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3037,8 +3037,11 @@ int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,
 
        for (i = 0; i < shi->nr_frags; ++i) {
                const struct skb_frag_struct *f = &shi->frags[i];
-               struct page *page = skb_frag_page(f);
-               sg_set_page(&sg, page, skb_frag_size(f), f->page_offset);
+               unsigned int offset = f->page_offset;
+               struct page *page = skb_frag_page(f) + (offset >> PAGE_SHIFT);
+
+               sg_set_page(&sg, page, skb_frag_size(f),
+                           offset_in_page(offset));
                if (crypto_hash_update(desc, &sg, skb_frag_size(f)))
                        return 1;
        }