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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-09-17 16:34:23 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-18 00:30:24 +0200 |
| commit | 6706ccf8e776e51e38ffa89fe7dd20e80eb1e860 (patch) | |
| tree | 2e329cde9b0f1e589789327b5dec199eb146c8fa /tools/perf/util/trace-event-info.c | |
| parent | 40749d0ff49f99c3661b336fe5e5625207bd925a (diff) | |
| download | linux-6706ccf8e776e51e38ffa89fe7dd20e80eb1e860.tar.bz2 | |
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@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <4AB1F48F.4070807@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util/trace-event-info.c')
| -rw-r--r-- | 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 6c9302a7274c..1fd824c1f1c4 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 * |