1 files changed, 1 insertions, 1 deletions

diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index fefa6e6b01bc..502424b2538a 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -708,7 +708,7 @@ TRACE_EVENT(drv_ampdu_action,
                 __entry->ret = ret;
                 __entry->action = action;
                 __entry->tid = tid;
-                __entry->ssn = *ssn;
+                __entry->ssn = ssn ? *ssn : 0;
         ),
 
         TP_printk(