tracing: Simplify memory recycle of trace_define_field

Discard freeing field->type since it is not necessary.

Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Wenji Huang <wenji.huang@oracle.com>
LKML-Reference: <1266997226-6833-5-git-send-email-wenji.huang@oracle.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index c2a3077b7353..3f972ad98d04 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -60,10 +60,8 @@ int trace_define_field(struct ftrace_event_call *call, const char *type,
         return 0;
 
 err:
-        if (field) {
+        if (field)
                 kfree(field->name);
-                kfree(field->type);
-        }
         kfree(field);
 
         return -ENOMEM;