tracing: Remove second iterator initializer

The trace iterator is already initialized by trace_init_global_iter(),
so there is no need to initialize it again.

Link: http://lkml.kernel.org/r/CACV3sb+G1YnO6168JhY3dEadmJi58pA5-2cSZT8E0WVHJNFt9Q@mail.gmail.com

Signed-off-by: Jovi Zhang <bookjovi@gmail.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 1 insertions, 4 deletions

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 07888e15c694..d399592701aa 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5030,6 +5030,7 @@ __ftrace_dump(bool disable_tracing, enum ftrace_dump_mode oops_dump_mode)
         if (disable_tracing)
                 ftrace_kill();
 
+        /* Simulate the iterator */
         trace_init_global_iter(&iter);
 
         for_each_tracing_cpu(cpu) {
@@ -5041,10 +5042,6 @@ __ftrace_dump(bool disable_tracing, enum ftrace_dump_mode oops_dump_mode)
         /* don't look at user memory in panic mode */
         trace_flags &= ~TRACE_ITER_SYM_USEROBJ;
 
-        /* Simulate the iterator */
-        iter.tr = &global_trace;
-        iter.trace = current_trace;
-
         switch (oops_dump_mode) {
         case DUMP_ALL:
                 iter.cpu_file = TRACE_PIPE_ALL_CPU;