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| author | Namhyung Kim <namhyung@kernel.org> | 2014-01-16 11:31:14 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-01-16 16:26:25 -0300 |
| commit | ec7c6debdd446ad2262f236d13964efae90ba0f7 (patch) | |
| tree | a17820c505622334a2fad4b281fd8e2368abbc08 /tools/lib/traceevent | |
| parent | 02bafd377c1137d0705f224881cd21de123204f0 (diff) | |
| download | op-kernel-dev-ec7c6debdd446ad2262f236d13964efae90ba0f7.zip op-kernel-dev-ec7c6debdd446ad2262f236d13964efae90ba0f7.tar.gz | |
tools lib traceevent: Unregister handler when mac80211 plugin is unloaded
The event handler should be unregistered when the plugin is unloaded
otherwise it'll try to access invalid memory.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung.kim@lge.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1389839478-5887-9-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/traceevent')
| -rw-r--r-- | tools/lib/traceevent/plugin_mac80211.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/lib/traceevent/plugin_mac80211.c b/tools/lib/traceevent/plugin_mac80211.c index 558a3b9..7e15a0f 100644 --- a/tools/lib/traceevent/plugin_mac80211.c +++ b/tools/lib/traceevent/plugin_mac80211.c @@ -93,3 +93,10 @@ int PEVENT_PLUGIN_LOADER(struct pevent *pevent) drv_bss_info_changed, NULL); return 0; } + +void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent) +{ + pevent_unregister_event_handler(pevent, -1, "mac80211", + "drv_bss_info_changed", + drv_bss_info_changed, NULL); +} |
