linux-kernel - [tip:perf/urgent] perf probe: Fix segfault

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Message-ID: <tip-79146a69c8bc3f28e51c5267633abc6babf47a31@git.kernel.org>
Date:	Mon, 18 Mar 2013 03:56:03 -0700
From:	tip-bot for Ananth N Mavinakayanahalli <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, ananth@...ibm.com,
	hpa@...or.com, mingo@...nel.org, srikar@...ux.vnet.ibm.com,
	tglx@...utronix.de
Subject: [tip:perf/urgent] perf probe: Fix segfault

Commit-ID:  79146a69c8bc3f28e51c5267633abc6babf47a31
Gitweb:     http://git.kernel.org/tip/79146a69c8bc3f28e51c5267633abc6babf47a31
Author:     Ananth N Mavinakayanahalli <ananth@...ibm.com>
AuthorDate: Tue, 12 Mar 2013 14:32:17 +0530
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 13 Mar 2013 17:00:33 -0300

perf probe: Fix segfault

Fix segfault in perf probe due to a bug introduced by commit d8639f068
(perf tools: Stop using 'self' in strlist).

Signed-off-by: Ananth N Mavinakayanahalli <ananth@...ibm.com>
Acked-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
Cc: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/20130312090217.GC4668@in.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/strlist.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/strlist.c b/tools/perf/util/strlist.c
index 55433aa..eabdce0 100644
--- a/tools/perf/util/strlist.c
+++ b/tools/perf/util/strlist.c
@@ -143,7 +143,7 @@ struct strlist *strlist__new(bool dupstr, const char *list)
 		slist->rblist.node_delete = strlist__node_delete;
 
 		slist->dupstr	 = dupstr;
-		if (slist && strlist__parse_list(slist, list) != 0)
+		if (list && strlist__parse_list(slist, list) != 0)
 			goto out_error;
 	}
 
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