Merge tag 'tty-3.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

[firefly-linux-kernel-4.4.55.git] / net / core / skbuff.c

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 21a22cce6e5350e7e9397f3a66d8708746e204ed..33245ef54c3bd6982abed459cc6c0ef7935cb21f 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2326,8 +2326,7 @@ void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len)
 {
        int pos = skb_headlen(skb);
 
-       skb_shinfo(skb1)->gso_type = skb_shinfo(skb)->gso_type;
-
+       skb_shinfo(skb1)->tx_flags = skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG;
        if (len < pos)  /* Split line is inside header. */
                skb_split_inside_header(skb, skb1, len, pos);
        else            /* Second chunk has no header, nothing to copy. */
@@ -2739,6 +2738,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
        unsigned int mss = skb_shinfo(skb)->gso_size;
        unsigned int doffset = skb->data - skb_mac_header(skb);
        unsigned int offset = doffset;
+       unsigned int tnl_hlen = skb_tnl_header_len(skb);
        unsigned int headroom;
        unsigned int len;
        int sg = !!(features & NETIF_F_SG);
@@ -2815,7 +2815,10 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
                skb_set_network_header(nskb, skb->mac_len);
                nskb->transport_header = (nskb->network_header +
                                          skb_network_header_len(skb));
-               skb_copy_from_linear_data(skb, nskb->data, doffset);
+
+               skb_copy_from_linear_data_offset(skb, -tnl_hlen,
+                                                nskb->data - tnl_hlen,
+                                                doffset + tnl_hlen);
 
                if (fskb != skb_shinfo(skb)->frag_list)
                        continue;
@@ -2833,7 +2836,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
                skb_copy_from_linear_data_offset(skb, offset,
                                                 skb_put(nskb, hsize), hsize);
 
-               skb_shinfo(nskb)->gso_type = skb_shinfo(skb)->gso_type;
+               skb_shinfo(nskb)->tx_flags = skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG;
 
                while (pos < offset + len && i < nfrags) {
                        *frag = skb_shinfo(skb)->frags[i];