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-rw-r--r--tools/perf/util/session.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 70ffa41518f3..568b750c01f6 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -256,6 +256,8 @@ void perf_tool__fill_defaults(struct perf_tool *tool)
tool->sample = process_event_sample_stub;
if (tool->mmap == NULL)
tool->mmap = process_event_stub;
+ if (tool->mmap2 == NULL)
+ tool->mmap2 = process_event_stub;
if (tool->comm == NULL)
tool->comm = process_event_stub;
if (tool->fork == NULL)
@@ -1310,7 +1312,7 @@ int __perf_session__process_events(struct perf_session *session,
file_offset = page_offset;
head = data_offset - page_offset;
- if (data_offset + data_size < file_size)
+ if (data_size && (data_offset + data_size < file_size))
file_size = data_offset + data_size;
progress_next = file_size / 16;