2016-12-07 07:30:29

by Zhouyi Zhou

[permalink] [raw]
Subject: [PATCH 1/1] infiniband: nes: return value of skb_linearize should be handled

Return value of skb_linearize should be handled in function
nes_netdev_start_xmit.

Compiled in x86_64
Signed-off-by: Zhouyi Zhou <[email protected]>
Reviewed-by: Yuval Shaia <[email protected]>
Reviewed-by: Eric Dumazet <[email protected]>

---
drivers/infiniband/hw/nes/nes_nic.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 2b27d13..dfd1f57 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -662,10 +662,14 @@ static int nes_netdev_start_xmit(struct sk_buff *skb, struct net_device *netdev)
nesnic->sq_head &= nesnic->sq_size-1;
}
} else {
- nesvnic->linearized_skbs++;
hoffset = skb_transport_header(skb) - skb->data;
nhoffset = skb_network_header(skb) - skb->data;
- skb_linearize(skb);
+ if (skb_linearize(skb)) {
+ nesvnic->tx_sw_dropped++;
+ kfree_skb(skb);
+ return NETDEV_TX_OK;
+ }
+ nesvnic->linearized_skbs++;
skb_set_transport_header(skb, hoffset);
skb_set_network_header(skb, nhoffset);
if (!nes_nic_send(skb, netdev))
--
1.9.1


2016-12-14 19:30:05

by Doug Ledford

[permalink] [raw]
Subject: Re: [PATCH 1/1] infiniband: nes: return value of skb_linearize should be handled

On 12/7/2016 2:30 AM, Zhouyi Zhou wrote:
> Return value of skb_linearize should be handled in function
> nes_netdev_start_xmit.
>
> Compiled in x86_64
> Signed-off-by: Zhouyi Zhou <[email protected]>
> Reviewed-by: Yuval Shaia <[email protected]>
> Reviewed-by: Eric Dumazet <[email protected]>

Applied, thanks.

--
Doug Ledford <[email protected]>
GPG Key ID: 0E572FDD


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