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authorNamhyung Kim <namhyung@kernel.org>2014-01-16 11:31:17 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-01-16 16:26:25 -0300
commita157112cfc67b3889f6493933cbd32620aa4be18 (patch)
tree9b8acdd670167b1561a47f7e0b214c841366b3b7 /tools
parent0247a967d4c1986821b3c7cbad324468fa6f2ae3 (diff)
downloadtalos-op-linux-a157112cfc67b3889f6493933cbd32620aa4be18.tar.gz
talos-op-linux-a157112cfc67b3889f6493933cbd32620aa4be18.zip
tools lib traceevent: Unregister handler when scsi plugin is unloaded
The function 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/1389839478-5887-12-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/lib/traceevent/plugin_scsi.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/lib/traceevent/plugin_scsi.c b/tools/lib/traceevent/plugin_scsi.c
index 7ef16cc96562..eda326fc8620 100644
--- a/tools/lib/traceevent/plugin_scsi.c
+++ b/tools/lib/traceevent/plugin_scsi.c
@@ -421,3 +421,9 @@ int PEVENT_PLUGIN_LOADER(struct pevent *pevent)
PEVENT_FUNC_ARG_VOID);
return 0;
}
+
+void PEVENT_PLUGIN_UNLOADER(struct pevent *pevent)
+{
+ pevent_unregister_print_function(pevent, process_scsi_trace_parse_cdb,
+ "scsi_trace_parse_cdb");
+}
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