perf hists: Trim libtraceevent trace_seq buffers

[linux-2.6-microblaze.git] / tools / perf / util / sort.c

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 947d21f..3d3cb83 100644 (file)
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -588,7 +588,11 @@ static char *get_trace_output(struct hist_entry *he)
        } else {
                pevent_event_info(&seq, evsel->tp_format, &rec);
        }
-       return seq.buffer;
+       /*
+        * Trim the buffer, it starts at 4KB and we're not going to
+        * add anything more to this buffer.
+        */
+       return realloc(seq.buffer, seq.len + 1);
 }
 
 static int64_t