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Diffstat (limited to 'net/mac80211/trace.h')
-rw-r--r--net/mac80211/trace.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 4c2e7690226a..ab19f3c2104d 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -33,11 +33,11 @@
__field(u32, chan_width) \
__field(u32, center_freq1) \
__field(u32, center_freq2)
-#define CHANDEF_ASSIGN(c) \
- __entry->control_freq = (c)->chan ? (c)->chan->center_freq : 0; \
- __entry->chan_width = (c)->width; \
- __entry->center_freq1 = (c)->center_freq1; \
- __entry->center_freq2 = (c)->center_freq2;
+#define CHANDEF_ASSIGN(c) \
+ __entry->control_freq = (c) ? ((c)->chan ? (c)->chan->center_freq : 0) : 0; \
+ __entry->chan_width = (c) ? (c)->width : 0; \
+ __entry->center_freq1 = (c) ? (c)->center_freq1 : 0; \
+ __entry->center_freq2 = (c) ? (c)->center_freq2 : 0;
#define CHANDEF_PR_FMT " control:%d MHz width:%d center: %d/%d MHz"
#define CHANDEF_PR_ARG __entry->control_freq, __entry->chan_width, \
__entry->center_freq1, __entry->center_freq2