[PATCH v2 27/28] staging: most: add statistics for dropped packets
Christian Gromm
christian.gromm at microchip.com
Thu Nov 19 15:31:40 UTC 2015
This patch adds a counter for dropped packets. It needed for statistical
analysis.
Signed-off-by: Christian Gromm <christian.gromm at microchip.com>
---
v2: change type of skb_len to unsigned int. This has been demanded by
Dan Carpenter.
drivers/staging/most/aim-network/networking.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/most/aim-network/networking.c b/drivers/staging/most/aim-network/networking.c
index 3c7beb0..a1fc8b3 100644
--- a/drivers/staging/most/aim-network/networking.c
+++ b/drivers/staging/most/aim-network/networking.c
@@ -431,6 +431,7 @@ static int aim_rx_data(struct mbo *mbo)
u32 len = mbo->processed_length;
struct sk_buff *skb;
struct net_device *dev;
+ unsigned int skb_len;
nd = get_net_dev_context(mbo->ifp);
if (!nd || !nd->channels_opened || nd->rx.ch_id != mbo->hdm_channel_id)
@@ -482,9 +483,13 @@ static int aim_rx_data(struct mbo *mbo)
memcpy(skb_put(skb, len), buf, len);
skb->protocol = eth_type_trans(skb, dev);
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += skb->len;
- netif_rx(skb);
+ skb_len = skb->len;
+ if (netif_rx(skb) == NET_RX_SUCCESS) {
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += skb_len;
+ } else {
+ dev->stats.rx_dropped++;
+ }
out:
most_put_mbo(mbo);
--
1.7.9.5
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