perf ui browser: Refactor the code to parse color configs with ltrim()

When parsing {fore, back} ground color configs, use ltrim() instead of
just while loop and isspace().

Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1491575061-704-4-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c
index 3eb3edb307a4..9e47ccbe07f1 100644
--- a/tools/perf/ui/browser.c
+++ b/tools/perf/ui/browser.c
@@ -579,7 +579,7 @@ static int ui_browser__color_config(const char *var, const char *value,
                         break;
 
                 *bg = '\0';
-                while (isspace(*++bg));
+                bg = ltrim(++bg);
                 ui_browser__colorsets[i].bg = bg;
                 ui_browser__colorsets[i].fg = fg;
                 return 0;