Commit-ID: 6706ccf8e776e51e38ffa89fe7dd20e80eb1e860
Gitweb: http://git.kernel.org/tip/6706ccf8e776e51e38ffa89fe7dd20e80eb1e860
Author: Li Zefan <lizf@xxxxxxxxxxxxxx>
AuthorDate: Thu, 17 Sep 2009 16:34:23 +0800
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 18 Sep 2009 00:30:24 +0200
perf tools: Fix memory leak in read_ftrace_printk()
get_tracing_file() should be paired with put_tracing_file().
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Acked-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
LKML-Reference: <4AB1F48F.4070807@xxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
tools/perf/util/trace-event-info.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c
index 6c9302a..1fd824c 100644
--- a/tools/perf/util/trace-event-info.c
+++ b/tools/perf/util/trace-event-info.c
@@ -458,7 +458,7 @@ static void read_proc_kallsyms(void)
static void read_ftrace_printk(void)
{
unsigned int size, check_size;
- const char *path;
+ char *path;
struct stat st;
int ret;
@@ -468,14 +468,15 @@ static void read_ftrace_printk(void)
/* not found */
size = 0;
write_or_die(&size, 4);
- return;
+ goto out;
}
size = get_size(path);
write_or_die(&size, 4);
check_size = copy_file(path);
if (size != check_size)
die("error in size of file '%s'", path);
-
+out:
+ put_tracing_file(path);
}
static struct tracepoint_path *
--
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