perf tools: No need to check if the argument to __get() function is NULL
Those functions always check if the argument is NULL before trying to grab a reference count, and also will return the received object, so, to make code more compact, no need to check for NULL. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Krister Johansen <kjlx@templeofstupid.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: https://lkml.kernel.org/n/tip-i9wycjdxh0fwhryu55lmafks@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -81,8 +81,7 @@ static int parse_probe_event(const char *str)
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params.target_used = true;
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}
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if (params.nsi)
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pev->nsi = nsinfo__get(params.nsi);
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pev->nsi = nsinfo__get(params.nsi);
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/* Parse a perf-probe command into event */
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ret = parse_perf_probe_command(str, pev);
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@ -1039,7 +1039,7 @@ int hist_entry_iter__add(struct hist_entry_iter *iter, struct addr_location *al,
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int err, err2;
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struct map *alm = NULL;
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if (al && al->map)
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if (al)
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alm = map__get(al->map);
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err = sample__resolve_callchain(iter->sample, &callchain_cursor, &iter->parent,
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