tracing/kprobes: Remove unnecessary checking of trace_probe_is_enabled

Since tp->flags assignment was moved into function enable_trace_probe(),
there is no need to use trace_probe_is_enabled to check flags
in the same function.

Remove the unnecessary checking.

Link: http://lkml.kernel.org/r/51BA7B9E.3040807@huawei.com
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: zhangwei(Jovi) <jovi.zhangwei@huawei.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 9f46e98ba8f22a712962ccc68e17b34f166439ba..f2374172ba7b88ae5cec2a029f4e0409b49c9ffc 100644 (file)
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -240,8 +240,7 @@ enable_trace_probe(struct trace_probe *tp, struct ftrace_event_file *file)
        } else
                tp->flags |= TP_FLAG_PROFILE;
 
-       if (trace_probe_is_enabled(tp) && trace_probe_is_registered(tp) &&
-           !trace_probe_has_gone(tp)) {
+       if (trace_probe_is_registered(tp) && !trace_probe_has_gone(tp)) {
                if (trace_probe_is_return(tp))
                        ret = enable_kretprobe(&tp->rp);
                else