[PATCH 1/10] spidernet: skb used after netif_receive_skb

Linas Vepstas linas at austin.ibm.com
Wed May 23 09:09:42 EST 2007


From: Florin Malita <fmalita at gmail.com>

The stats update code in spider_net_pass_skb_up() is touching the skb 
after it's been passed up to the stack. To avoid that, just update the 
stats first.

Signed-off-by: Florin Malita <fmalita at gmail.com>
Signed-off-by: Linas Vepstas <linas at austin.ibm.com>
----

 drivers/net/spider_net.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 108adbf..1df2f0b 100644
Index: netdev-2.6/drivers/net/spider_net.c
===================================================================
--- netdev-2.6.orig/drivers/net/spider_net.c	2007-05-21 17:40:49.000000000 -0500
+++ netdev-2.6/drivers/net/spider_net.c	2007-05-22 18:03:16.000000000 -0500
@@ -1014,12 +1014,12 @@ spider_net_pass_skb_up(struct spider_net
 		 */
 	}
 
-	/* pass skb up to stack */
-	netif_receive_skb(skb);
-
 	/* update netdevice statistics */
 	card->netdev_stats.rx_packets++;
 	card->netdev_stats.rx_bytes += skb->len;
+
+	/* pass skb up to stack */
+	netif_receive_skb(skb);
 }
 
 #ifdef DEBUG



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