Messages in this thread |  | | | Subject | Re: [PATCH] ftrace: tracepoint of net_dev_xmit sees freed skb and causes panic | | From | Steven Rostedt <> | | Date | Tue, 31 May 2011 12:21:30 -0400 |
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On Tue, 2011-05-31 at 12:11 -0400, Neil Horman wrote: > skb_dst_drop(nskb); > > > > > > + skb_len = nskb->len; > > > rc = ops->ndo_start_xmit(nskb, dev); > > > - trace_net_dev_xmit(nskb, rc); > > > + trace_net_dev_xmit(nskb, rc, dev, skb_len); > > > > What if you just put the tracepoint before the call to > > ops->ndo_start_xmit? > > > Then you won't know the return code of ndo_start_xmit, which this tracepoint > records.
Doh! Yeah, I see that now ;)
-- Steve
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