net: use kfree_skb_list() helper

We can use kfree_skb_list() instead of open coding it.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 4 insertions, 19 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index c482fe8abf87..973c23656673 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2454,13 +2454,8 @@ static void dev_gso_skb_destructor(struct sk_buff *skb)
 {
         struct dev_gso_cb *cb;
 
-        do {
-                struct sk_buff *nskb = skb->next;
-
-                skb->next = nskb->next;
-                nskb->next = NULL;
-                kfree_skb(nskb);
-        } while (skb->next);
+        kfree_skb_list(skb->next);
+        skb->next = NULL;
 
         cb = DEV_GSO_CB(skb);
         if (cb->destructor)
@@ -4240,17 +4235,10 @@ EXPORT_SYMBOL(netif_napi_add);
 
 void netif_napi_del(struct napi_struct *napi)
 {
-        struct sk_buff *skb, *next;
-
         list_del_init(&napi->dev_list);
         napi_free_frags(napi);
 
-        for (skb = napi->gro_list; skb; skb = next) {
-                next = skb->next;
-                skb->next = NULL;
-                kfree_skb(skb);
-        }
-
+        kfree_skb_list(napi->gro_list);
         napi->gro_list = NULL;
         napi->gro_count = 0;
 }
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 2b6b863f51f2..eb96c2c22400 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2981,10 +2981,7 @@ perform_csum_check:
         return segs;
 
 err:
-        while ((skb = segs)) {
-                segs = skb->next;
-                kfree_skb(skb);
-        }
+        kfree_skb_list(segs);
         return ERR_PTR(err);
 }
 EXPORT_SYMBOL_GPL(skb_segment);