[PATCH -next] perf tools: Remove duplicate #undef

[Li Huafei]

Remove duplicate '#undef E'.

Signed-off-by: Li Huafei <lihuafei1@xxxxxxxxxx>
---
 tools/perf/util/mem-events.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c
index f93a852ad838..91e6d61fed46 100644
--- a/tools/perf/util/mem-events.c
+++ b/tools/perf/util/mem-events.c
@@ -24,8 +24,6 @@ static struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX] = {
 };
 #undef E
 
-#undef E
-
 static char mem_loads_name[100];
 static bool mem_loads_name__init;
 
-- 
2.17.1