tracing: Use IS_ERR() check for return value of tracing_init_dentry()

tracing_init_dentry() will soon return NULL as a valid pointer for the
top level tracing directroy. NULL can not be used as an error value.
Instead, switch to ERR_PTR() and check the return status with
IS_ERR().

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 366a78a3e61e..4ff8c1394017 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -2490,7 +2490,7 @@ static __init int event_trace_init(void)
                 return -ENODEV;
 
         d_tracer = tracing_init_dentry();
-        if (!d_tracer)
+        if (IS_ERR(d_tracer))
                 return 0;
 
         entry = debugfs_create_file("available_events", 0444, d_tracer,