On Tue, 2010-01-26 at 15:58 +0800, Zhu Yi wrote: > I got below kernel oops when I try to bring down the network interface if > ftrace is enabled. The root cause is drv_ampdu_action() is passed with a > NULL ssn pointer in the BA session tear down case. We need to check and > avoid dereferencing it in trace entry assignment. > __entry->tid = tid; > - __entry->ssn = *ssn; > + __entry->ssn = ssn ? *ssn : 0; > ), Good catch, thanks. johannes
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