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| author | Jiri Olsa <jolsa@kernel.org> | 2015-10-05 21:06:03 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-10-05 22:15:38 +0300 |
| commit | 5ec4502d774699194952209ff3ebe65d2472e15a (patch) | |
| tree | d9e65be61aa19f74e2ddb762fc4c6ecc7f074556 /tools/perf/util/annotate.h | |
| parent | 84422592e58f6f1ea03688fcf92143bbc095fa88 (diff) | |
| download | linux-5ec4502d774699194952209ff3ebe65d2472e15a.tar.xz | |
perf annotate: Fix sizeof_sym_hist overflow issue
The annotated_source::sizeof_sym_hist could easily overflow int size,
resulting in crash in __symbol__inc_addr_samples.
Changing its type int size_t as was probably intended from beginning
based on the initialization code in symbol__alloc_hist.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1444068369-20978-4-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/annotate.h')
| -rw-r--r-- | tools/perf/util/annotate.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index e9996092a093..cea323d9ee7e 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -122,7 +122,7 @@ struct annotated_source { struct list_head source; struct source_line *lines; int nr_histograms; - int sizeof_sym_hist; + size_t sizeof_sym_hist; struct cyc_hist *cycles_hist; struct sym_hist histograms[0]; }; |