Messages in this thread Patch in this message | | | Date | Fri, 28 Oct 2011 14:55:17 +0800 | From | Li Zefan <> | Subject | [PATCH] tracing: fix event system memory leak |
| |
system->ref_count = system->nr_events + ref_count for opening "enable" and "filter"
so when removing a module, it's wrong to drop ref_count only when nr_events drops to 0.
Cc: stable <stable@kernel.org> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> --- kernel/trace/trace_events.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 581876f..281a60a 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -1252,8 +1252,8 @@ static void remove_subsystem_dir(const char *name) if (!--system->nr_events) { debugfs_remove_recursive(system->entry); list_del(&system->list); - __put_system(system); } + __put_system(system); break; } } -- 1.7.3.1
| |