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From: tip-bot for Namhyung Kim <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: acme@redhat.com, linux-kernel@vger.kernel.org, paulus@samba.org,
	hpa@zytor.com, mingo@kernel.org, a.p.zijlstra@chello.nl,
	namhyung.kim@lge.com, namhyung@kernel.org, jolsa@redhat.com,
	tglx@linutronix.de
Subject: [tip:perf/core] perf annotate: Reuse path from the result of addr2line
Date: Mon, 14 Oct 2013 22:25:57 -0700	[thread overview]
Message-ID: <tip-89da393c171926d3372f573d752be5ced98038eb@git.kernel.org> (raw)
In-Reply-To: <1378876173-13363-3-git-send-email-namhyung@kernel.org>

Commit-ID:  89da393c171926d3372f573d752be5ced98038eb
Gitweb:     http://git.kernel.org/tip/89da393c171926d3372f573d752be5ced98038eb
Author:     Namhyung Kim <namhyung.kim@lge.com>
AuthorDate: Wed, 11 Sep 2013 14:09:26 +0900
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 9 Oct 2013 15:58:20 -0300

perf annotate: Reuse path from the result of addr2line

In the symbol__get_source_line(), path and src_line->path will have same
value, but they were allocated separately, and leaks one.  Just share
path to src_line->path.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1378876173-13363-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/annotate.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 7eae548..c6fd187 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1143,11 +1143,7 @@ static int symbol__get_source_line(struct symbol *sym, struct map *map,
 		if (getline(&path, &line_len, fp) < 0 || !line_len)
 			goto next_close;
 
-		src_line->path = malloc(sizeof(char) * line_len + 1);
-		if (!src_line->path)
-			goto next_close;
-
-		strcpy(src_line->path, path);
+		src_line->path = path;
 		insert_source_line(&tmp_root, src_line);
 
 	next_close:

  reply	other threads:[~2013-10-15  5:26 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-11  5:09 [PATCHSET 0/9] perf tools: Enhance and correct srcline behavior (v2) Namhyung Kim
2013-09-11  5:09 ` [PATCH 1/9] perf sort: Fix a memory leak on srcline Namhyung Kim
2013-10-15  5:25   ` [tip:perf/core] " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 2/9] perf annotate: Reuse path from the result of addr2line Namhyung Kim
2013-10-15  5:25   ` tip-bot for Namhyung Kim [this message]
2013-09-11  5:09 ` [PATCH 3/9] perf hists: Free srcline when freeing hist_entry Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 4/9] perf tools: Factor out get/free_srcline() Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] perf annotate: " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 5/9] perf tools: Do not try to call addr2line for non-binary files Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] perf tools: Do not try to call addr2line on " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 6/9] perf tools: Pass dso instead of dso_name to get_srcline() Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] perf annotate: " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 7/9] perf tools: Save failed result of get_srcline() Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] " tip-bot for Namhyung Kim
2013-09-11  5:09 ` [PATCH 8/9] perf tools: Implement addr2line directly using libbfd Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] " tip-bot for Roberto Vitillo
2013-09-11  5:09 ` [PATCH 9/9] perf tools: Fix srcline sort key behavior Namhyung Kim
2013-10-15  5:26   ` [tip:perf/core] " tip-bot for Namhyung Kim

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