linux-kernel - [PATCH 2/3] perf/uprobes: Remove unnecessary check before strlist_

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Message-Id: <20120531114643.23691.38666.sendpatchset@srdronam.in.ibm.com>
Date:	Thu, 31 May 2012 17:16:43 +0530
From:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Anton Arapov <anton@...hat.com>
Subject: [PATCH 2/3] perf/uprobes: Remove unnecessary check before strlist__delete

From: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>

Since strlist__delete() itself checks, the additional check
before calling strlist__delete() is redundant.

No Functional change.

Suggested-by: Arnaldo Carvalho de Melo <acme@...radead.org>
Signed-off-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
---
 tools/perf/util/probe-event.c |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 59dccc9..0dda25d 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -2164,16 +2164,12 @@ int del_perf_probe_events(struct strlist *dellist)
 
 error:
 	if (kfd >= 0) {
-		if (namelist)
-			strlist__delete(namelist);
-
+		strlist__delete(namelist);
 		close(kfd);
 	}
 
 	if (ufd >= 0) {
-		if (unamelist)
-			strlist__delete(unamelist);
-
+		strlist__delete(unamelist);
 		close(ufd);
 	}
 


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