From: Arnaldo Carvalho de Melo <[email protected]>

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]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/builtin-help.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c
index 96c1a4cfbbbf..f4dd2b48f90f 100644
--- a/tools/perf/builtin-help.c
+++ b/tools/perf/builtin-help.c
@@ -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,
-- 
2.5.0

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