1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 1b5c3d298f43..aff494ba6a31 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -203,6 +203,9 @@ struct skb_shared_info {
 #ifdef CONFIG_HAS_DMA
         dma_addr_t      dma_maps[MAX_SKB_FRAGS + 1];
 #endif
+        /* Intermediate layers must ensure that destructor_arg
+         * remains valid until skb destructor */
+        void *          destructor_arg;
 };
 
 /* We divide dataref into two halves.  The higher 16 bits hold references