[tip:perf/core] perf pmu: Refactor wordwrap() with ltrim()

[tip-bot for Taeung Song]

Commit-ID:  aa4beb10a94358bf2474d1fc9c4ccde34660cc9d
Gitweb:     http://git.kernel.org/tip/aa4beb10a94358bf2474d1fc9c4ccde34660cc9d
Author:     Taeung Song <treeze.taeung@xxxxxxxxx>
AuthorDate: Fri, 7 Apr 2017 23:24:20 +0900
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 11 Apr 2017 08:45:10 -0300

perf pmu: Refactor wordwrap() with ltrim()

Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1491575061-704-5-git-send-email-treeze.taeung@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/util/pmu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 362051e..11c7525 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1148,8 +1148,7 @@ static void wordwrap(char *s, int start, int max, int corr)
 			break;
 		s += wlen;
 		column += n;
-		while (isspace(*s))
-			s++;
+		s = ltrim(s);
 	}
 }