Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 1/2] perf tools: Initialize output buffer in build_id__sprintf | Date | Mon, 2 Nov 2020 00:31:02 +0100 |
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We display garbage for undefined build_id objects, because we don't initialize the output buffer.
Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- tools/perf/util/build-id.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c index 8763772f1095..6b410c3d52dc 100644 --- a/tools/perf/util/build-id.c +++ b/tools/perf/util/build-id.c @@ -102,6 +102,8 @@ int build_id__sprintf(const struct build_id *build_id, char *bf) const u8 *raw = build_id->data; size_t i; + bf[0] = 0x0; + for (i = 0; i < build_id->size; ++i) { sprintf(bid, "%02x", *raw); ++raw; -- 2.26.2
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