[PATCH] perf tools: explicitly declare inc_group_count as a void function

[Colin King]

From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

The return type is not defined, so it defaults to int, however,
the function is not returning anything, so this is clearly not
correct. Make it a void function.

Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
 tools/perf/util/parse-events.y | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 85c44ba..5be4a5f 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -28,7 +28,7 @@ do { \
 	INIT_LIST_HEAD(list);         \
 } while (0)
 
-static inc_group_count(struct list_head *list,
+static void inc_group_count(struct list_head *list,
 		       struct parse_events_evlist *data)
 {
 	/* Count groups only have more than 1 members */
-- 
2.7.0