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-rw-r--r--net/core/skbuff.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index fe9358437380..38d7dee4bbe9 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3449,19 +3449,7 @@ EXPORT_SYMBOL(skb_split);
*/
static int skb_prepare_for_shift(struct sk_buff *skb)
{
- int ret = 0;
-
- if (skb_cloned(skb)) {
- /* Save and restore truesize: pskb_expand_head() may reallocate
- * memory where ksize(kmalloc(S)) != ksize(kmalloc(S)), but we
- * cannot change truesize at this point.
- */
- unsigned int save_truesize = skb->truesize;
-
- ret = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
- skb->truesize = save_truesize;
- }
- return ret;
+ return skb_unclone_keeptruesize(skb, GFP_ATOMIC);
}
/**