skbuff: skb_segment: s/fskb/list_skb/

[ Upstream commit 1a4cedaf65491e66e1e55b8428c89209da729209 ]

fskb is unrelated to frag: it's coming from
frag_list. Rename it list_skb to avoid confusion.

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

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 2ab26d5668dfcfcdc6aec84a47659373e7e64add..a12e7da7c7bc3c23e1c486369f35a51573d82ec6 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2727,7 +2727,7 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
 {
        struct sk_buff *segs = NULL;
        struct sk_buff *tail = NULL;
-       struct sk_buff *fskb = skb_shinfo(head_skb)->frag_list;
+       struct sk_buff *list_skb = skb_shinfo(head_skb)->frag_list;
        skb_frag_t *frag = skb_shinfo(head_skb)->frags;
        unsigned int mss = skb_shinfo(head_skb)->gso_size;
        unsigned int doffset = head_skb->data - skb_mac_header(head_skb);
@@ -2768,14 +2768,14 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
                if (hsize > len || !sg)
                        hsize = len;
 
-               if (!hsize && i >= nfrags && skb_headlen(fskb) &&
-                   (skb_headlen(fskb) == len || sg)) {
-                       BUG_ON(skb_headlen(fskb) > len);
+               if (!hsize && i >= nfrags && skb_headlen(list_skb) &&
+                   (skb_headlen(list_skb) == len || sg)) {
+                       BUG_ON(skb_headlen(list_skb) > len);
 
                        i = 0;
-                       nfrags = skb_shinfo(fskb)->nr_frags;
-                       frag = skb_shinfo(fskb)->frags;
-                       pos += skb_headlen(fskb);
+                       nfrags = skb_shinfo(list_skb)->nr_frags;
+                       frag = skb_shinfo(list_skb)->frags;
+                       pos += skb_headlen(list_skb);
 
                        while (pos < offset + len) {
                                BUG_ON(i >= nfrags);
@@ -2789,8 +2789,8 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
                                frag++;
                        }
 
-                       nskb = skb_clone(fskb, GFP_ATOMIC);
-                       fskb = fskb->next;
+                       nskb = skb_clone(list_skb, GFP_ATOMIC);
+                       list_skb = list_skb->next;
 
                        if (unlikely(!nskb))
                                goto err;
@@ -2864,15 +2864,15 @@ struct sk_buff *skb_segment(struct sk_buff *head_skb,
 
                while (pos < offset + len) {
                        if (i >= nfrags) {
-                               BUG_ON(skb_headlen(fskb));
+                               BUG_ON(skb_headlen(list_skb));
 
                                i = 0;
-                               nfrags = skb_shinfo(fskb)->nr_frags;
-                               frag = skb_shinfo(fskb)->frags;
+                               nfrags = skb_shinfo(list_skb)->nr_frags;
+                               frag = skb_shinfo(list_skb)->frags;
 
                                BUG_ON(!nfrags);
 
-                               fskb = fskb->next;
+                               list_skb = list_skb->next;
                        }
 
                        if (unlikely(skb_shinfo(nskb)->nr_frags >=