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authorPaolo Abeni <pabeni@redhat.com>2016-07-20 18:11:31 +0200
committerDavid S. Miller <davem@davemloft.net>2016-07-22 00:50:41 -0400
commit5f652bb2eb3eb38f97194ce5c41da1fa12e914b8 (patch)
treeda586a6359ddf65f17d178bbbbf1e9a82934d1ca /include/net
parent276b8c77c3e4838f574d37e25ec8ba52d0418475 (diff)
gro_cells: gro_cells_receive now return error code
so that the caller can update stats accordingly, if needed Signed-off-by: Paolo Abeni <pabeni@redhat.com> Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/gro_cells.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/include/net/gro_cells.h b/include/net/gro_cells.h
index cf6c74550baa..d15214d673b2 100644
--- a/include/net/gro_cells.h
+++ b/include/net/gro_cells.h
@@ -14,27 +14,26 @@ struct gro_cells {
struct gro_cell __percpu *cells;
};
-static inline void gro_cells_receive(struct gro_cells *gcells, struct sk_buff *skb)
+static inline int gro_cells_receive(struct gro_cells *gcells, struct sk_buff *skb)
{
struct gro_cell *cell;
struct net_device *dev = skb->dev;
- if (!gcells->cells || skb_cloned(skb) || !(dev->features & NETIF_F_GRO)) {
- netif_rx(skb);
- return;
- }
+ if (!gcells->cells || skb_cloned(skb) || !(dev->features & NETIF_F_GRO))
+ return netif_rx(skb);
cell = this_cpu_ptr(gcells->cells);
if (skb_queue_len(&cell->napi_skbs) > netdev_max_backlog) {
atomic_long_inc(&dev->rx_dropped);
kfree_skb(skb);
- return;
+ return NET_RX_DROP;
}
__skb_queue_tail(&cell->napi_skbs, skb);
if (skb_queue_len(&cell->napi_skbs) == 1)
napi_schedule(&cell->napi);
+ return NET_RX_SUCCESS;
}
/* called under BH context */