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perf tools: Do not pass NULL to parse_events()

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Many cases do not use the extra error information provided by
parse_events and instead pass NULL as the struct parse_events_error
pointer. Add a wrapper for those cases so that the pointer is never
NULL.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20220809080702.6921-4-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter
2022-08-09 11:07:02 +03:00
committed by Arnaldo Carvalho de Melo
parent 1da1d60774
commit 806731a946
22 changed files with 45 additions and 35 deletions
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2
tools/perf/tests/code-reading.c
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@@ -638,7 +638,7 @@ static int do_test_code_reading(bool try_kcore)
str = do_determine_event(excl_kernel);
pr_debug("Parsing event '%s'\n", str);
ret = parse_events(evlist, str, NULL);
ret = parse_event(evlist, str);
if (ret < 0) {
pr_debug("parse_events failed\n");
goto out_put;