X-Git-Url: http://git.liburcu.org/?p=lttng-ust.git;a=blobdiff_plain;f=include%2Flttng%2Fust-tracepoint-event.h;h=336125a6c4821507369ae932fd75d14484521bb4;hp=0360bb6c6226ec0e81e780bb0c40b15b0da1fb9d;hb=75026e9f596aa057bd3499a7be43a7fc8aa0b783;hpb=0245c698528954caad460f2e6728e4a593d8951e

diff --git a/include/lttng/ust-tracepoint-event.h b/include/lttng/ust-tracepoint-event.h
index 0360bb6c..336125a6 100644
--- a/include/lttng/ust-tracepoint-event.h
+++ b/include/lttng/ust-tracepoint-event.h
@@ -781,9 +781,10 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))	      \
 	struct lttng_stack_ctx __lttng_ctx;				      \
 	size_t __event_len, __event_align;				      \
 	size_t __dynamic_len_idx = 0;					      \
+	const size_t __num_fields = _TP_ARRAY_SIZE(__event_fields___##_provider##___##_name) - 1; \
 	union {								      \
-		size_t __dynamic_len[_TP_ARRAY_SIZE(__event_fields___##_provider##___##_name) - 1]; \
-		char __filter_stack_data[2 * sizeof(unsigned long) * (_TP_ARRAY_SIZE(__event_fields___##_provider##___##_name) - 1)]; \
+		size_t __dynamic_len[__num_fields];			      \
+		char __filter_stack_data[2 * sizeof(unsigned long) * __num_fields]; \
 	} __stackvar;							      \
 	int __ret;							      \
 									      \