linux-kernel - [tip:perf/core] perf tools: remove redundant checks from _sort__sym

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Date:	Fri, 25 Jan 2013 03:17:52 -0800
From:	tip-bot for Sasha Levin <sasha.levin@...cle.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, eranian@...gle.com,
	paulus@...ba.org, mingo@...hat.com, sasha.levin@...cle.com,
	hpa@...or.com, mingo@...nel.org, a.p.zijlstra@...llo.nl,
	namhyung@...nel.org, tglx@...utronix.de
Subject: [tip:perf/core] perf tools:
  remove redundant checks from _sort__sym_cmp

Commit-ID:  53985a7bfa7b947c91f35c6adcdc9cacc6fef07f
Gitweb:     http://git.kernel.org/tip/53985a7bfa7b947c91f35c6adcdc9cacc6fef07f
Author:     Sasha Levin <sasha.levin@...cle.com>
AuthorDate: Thu, 20 Dec 2012 14:11:20 -0500
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 24 Jan 2013 16:40:14 -0300

perf tools: remove redundant checks from _sort__sym_cmp

We already check that sym_l and sum_r are non-NULLs, no need to do it
twice.

Signed-off-by: Sasha Levin <sasha.levin@...cle.com>
Acked-by: Namhyung Kim <namhyung@...nel.org>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1356030701-16284-12-git-send-email-sasha.levin@oracle.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/sort.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index cfd1c0f..dbaded9 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -143,10 +143,8 @@ static int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r,
 	if (sym_l == sym_r)
 		return 0;
 
-	if (sym_l)
-		ip_l = sym_l->start;
-	if (sym_r)
-		ip_r = sym_r->start;
+	ip_l = sym_l->start;
+	ip_r = sym_r->start;
 
 	return (int64_t)(ip_r - ip_l);
 }
--
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