skbuff: skb_segment: s/skb_frag/frag/

skb_frag can in fact point at either skb
or fskb so rename it generally "frag".

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 60e8cd7..d788a98 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2850,7 +2850,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
        struct sk_buff *segs = NULL;
        struct sk_buff *tail = NULL;
        struct sk_buff *fskb = skb_shinfo(skb)->frag_list;
-       skb_frag_t *skb_frag = skb_shinfo(skb)->frags;
+       skb_frag_t *frag = skb_shinfo(skb)->frags;
        unsigned int mss = skb_shinfo(skb)->gso_size;
        unsigned int doffset = skb->data - skb_mac_header(skb);
        unsigned int offset = doffset;
@@ -2896,19 +2896,19 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
 
                        i = 0;
                        nfrags = skb_shinfo(fskb)->nr_frags;
-                       skb_frag = skb_shinfo(fskb)->frags;
+                       frag = skb_shinfo(fskb)->frags;
                        pos += skb_headlen(fskb);
 
                        while (pos < offset + len) {
                                BUG_ON(i >= nfrags);
 
-                               size = skb_frag_size(skb_frag);
+                               size = skb_frag_size(frag);
                                if (pos + size > offset + len)
                                        break;
 
                                i++;
                                pos += size;
-                               skb_frag++;
+                               frag++;
                        }
 
                        nskb = skb_clone(fskb, GFP_ATOMIC);
@@ -2982,7 +2982,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
 
                                i = 0;
                                nfrags = skb_shinfo(fskb)->nr_frags;
-                               skb_frag = skb_shinfo(fskb)->frags;
+                               frag = skb_shinfo(fskb)->frags;
 
                                BUG_ON(!nfrags);
 
@@ -2997,7 +2997,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
                                goto err;
                        }
 
-                       *nskb_frag = *skb_frag;
+                       *nskb_frag = *frag;
                        __skb_frag_ref(nskb_frag);
                        size = skb_frag_size(nskb_frag);
 
@@ -3010,7 +3010,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features)
 
                        if (pos + size <= offset + len) {
                                i++;
-                               skb_frag++;
+                               frag++;
                                pos += size;
                        } else {
                                skb_frag_size_sub(nskb_frag, pos + size - (offset + len));