linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
* [PATCH v2] ibm_newemac: Fixes entry of short packets
@ 2008-07-01  8:58 Stefan Roese
  2008-07-04 12:17 ` Jeff Garzik
  0 siblings, 1 reply; 2+ messages in thread
From: Stefan Roese @ 2008-07-01  8:58 UTC (permalink / raw)
  To: linuxppc-dev, netdev; +Cc: Sathya Narayanan

From: Sathya Narayanan <sathyan@teamf1.com>

Short packets has to be discarded by the driver. So this patch addresses the
issue of discarding the short packets of size lesser then ethernet header
size.

Signed-off-by: Sathya Narayanan <sathyan@teamf1.com>
Signed-off-by: Stefan Roese <sr@denx.de>
---
 drivers/net/ibm_newemac/core.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index ca63fa0..babc79a 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -1636,6 +1636,12 @@ static int emac_poll_rx(void *param, int budget)
 			goto next;
 		}
 
+		if (len < ETH_HLEN) {
+			++dev->estats.rx_dropped_stack;
+			emac_recycle_rx_skb(dev, slot, len);
+			goto next;
+		}
+
 		if (len && len < EMAC_RX_COPY_THRESH) {
 			struct sk_buff *copy_skb =
 			    alloc_skb(len + EMAC_RX_SKB_HEADROOM + 2, GFP_ATOMIC);
-- 
1.5.6.1

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2] ibm_newemac: Fixes entry of short packets
  2008-07-01  8:58 [PATCH v2] ibm_newemac: Fixes entry of short packets Stefan Roese
@ 2008-07-04 12:17 ` Jeff Garzik
  0 siblings, 0 replies; 2+ messages in thread
From: Jeff Garzik @ 2008-07-04 12:17 UTC (permalink / raw)
  To: Stefan Roese; +Cc: linuxppc-dev, Sathya Narayanan, netdev

Stefan Roese wrote:
> From: Sathya Narayanan <sathyan@teamf1.com>
> 
> Short packets has to be discarded by the driver. So this patch addresses the
> issue of discarding the short packets of size lesser then ethernet header
> size.
> 
> Signed-off-by: Sathya Narayanan <sathyan@teamf1.com>
> Signed-off-by: Stefan Roese <sr@denx.de>
> ---
>  drivers/net/ibm_newemac/core.c |    6 ++++++
>  1 files changed, 6 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
> index ca63fa0..babc79a 100644
> --- a/drivers/net/ibm_newemac/core.c
> +++ b/drivers/net/ibm_newemac/core.c
> @@ -1636,6 +1636,12 @@ static int emac_poll_rx(void *param, int budget)
>  			goto next;
>  		}
>  
> +		if (len < ETH_HLEN) {
> +			++dev->estats.rx_dropped_stack;
> +			emac_recycle_rx_skb(dev, slot, len);
> +			goto next;
> +		}
> +
>  		if (len && len < EMAC_RX_COPY_THRESH) {

applied 2.6.26

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2008-07-04 12:17 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2008-07-01  8:58 [PATCH v2] ibm_newemac: Fixes entry of short packets Stefan Roese
2008-07-04 12:17 ` Jeff Garzik

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).