tracepoint: include stdio.h for NULL definition

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/liblttng-ust/tracepoint.c b/liblttng-ust/tracepoint.c
index a14c8b34303e43dc40be48cd3aefcd89a31c2197..a93f286364550e1cf29a3388fa2f5b4a09d5adbf 100644 (file)
--- a/liblttng-ust/tracepoint.c
+++ b/liblttng-ust/tracepoint.c
@@ -23,6 +23,7 @@
 #include <errno.h>
 #include <stdint.h>
 #include <stddef.h>
+#include <stdio.h>
 
 #include <urcu/arch.h>
 #include <urcu-bp.h>