net: num_dma_maps is not used

Get rid of num_dma_maps in struct skb_shared_info, as it seems unused.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 1 deletions

diff --git a/net/core/skb_dma_map.c b/net/core/skb_dma_map.c
index 86234923a3b7..7adb623ef664 100644
--- a/net/core/skb_dma_map.c
+++ b/net/core/skb_dma_map.c
@@ -30,7 +30,6 @@ int skb_dma_map(struct device *dev, struct sk_buff *skb,
                         goto unwind;
                 sp->dma_maps[i + 1] = map;
         }
-        sp->num_dma_maps = i + 1;
 
         return 0;