perf help: No need to use strbuf_remove()

tip:perf/core tip-bot for Arnaldo Carvalho de Melo 1 participant 1 message Feb 25, 2016 perf events

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2016-02-25 05:44 UTC #0 lore raw

Commit-ID:  d1130686f463e6feff19196475c3c15b1923c525
Gitweb:     http://git.kernel.org/tip/d1130686f463e6feff19196475c3c15b1923c525
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Tue, 23 Feb 2016 16:18:37 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Tue, 23 Feb 2016 16:18:37 -0300

perf help: No need to use strbuf_remove()

It is the only user of this function, just use the strlen() to skip the prefix.

Cc Adrian Hunter <[email protected]>

Cc Jiri Olsa <[email protected]>

Cc Namhyung Kim <[email protected]>

Cc Wang Nan <[email protected]>

Link http://lkml.kernel.org/n/[email protected] open here

Signed-off-by Arnaldo Carvalho de Melo <[email protected]>

---
 tools/perf/builtin-help.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

tools/perf/builtin-help.c +1 -2

index 96c1a4c..f4dd2b4 100644
@@ -86,8 +86,7 @@ static int check_emacsclient_version(void)
 		return -1;
 	}
 
-	strbuf_remove(&buffer, 0, strlen("emacsclient"));
-	version = atoi(buffer.buf);
+	version = atoi(buffer.buf + strlen("emacsclient"));
 
 	if (version < 22) {
 		fprintf(stderr,