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-rw-r--r--tools/perf/util/color.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/color.h b/tools/perf/util/color.h
index 706cec50bd2..43d0d1b67c4 100644
--- a/tools/perf/util/color.h
+++ b/tools/perf/util/color.h
@@ -36,6 +36,6 @@ int color_fprintf(FILE *fp, const char *color, const char *fmt, ...);
int color_fprintf_ln(FILE *fp, const char *color, const char *fmt, ...);
int color_fwrite_lines(FILE *fp, const char *color, size_t count, const char *buf);
int percent_color_fprintf(FILE *fp, const char *fmt, double percent);
-char *get_percent_color(double percent);
+const char *get_percent_color(double percent);
#endif /* COLOR_H */