perf tools: Omit unnecessary cast in perf_pmu__parse_scale
There's no need to use a const char pointer, we can used char pointer from the beginning and omit the unnecessary cast. Reported-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20160308184230.GB7897@krava.redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -98,7 +98,7 @@ static int perf_pmu__parse_scale(struct perf_pmu_alias *alias, char *dir, char *
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char scale[128];
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int fd, ret = -1;
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char path[PATH_MAX];
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const char *lc;
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char *lc;
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snprintf(path, PATH_MAX, "%s/%s.scale", dir, name);
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@ -146,7 +146,7 @@ static int perf_pmu__parse_scale(struct perf_pmu_alias *alias, char *dir, char *
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/* restore locale */
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setlocale(LC_NUMERIC, lc);
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free((char *) lc);
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free(lc);
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ret = 0;
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error:
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