summary refs log tree commit diff
path: root/kernel/trace/trace_functions_graph.c
diff options
context:
space:
mode:
authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2015-01-20 11:14:16 -0500
committerSteven Rostedt <rostedt@goodmis.org>2015-01-22 11:19:49 -0500
commit14a5ae40f0def33a422a45b2ed09198adb7bf11c (patch)
tree59fbab59a2c6519b5c95feda7174e58311e3aa2a /kernel/trace/trace_functions_graph.c
parent3efb5f21a36fbddd524cffe36426a84622ce580e (diff)
downloadlinux-14a5ae40f0def33a422a45b2ed09198adb7bf11c.tar.gz
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>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
-rw-r--r--kernel/trace/trace_functions_graph.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index ba476009e5de..2d25ad1526bb 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -1437,7 +1437,7 @@ static __init int init_graph_debugfs(void)
 	struct dentry *d_tracer;
 
 	d_tracer = tracing_init_dentry();
-	if (!d_tracer)
+	if (IS_ERR(d_tracer))
 		return 0;
 
 	trace_create_file("max_graph_depth", 0644, d_tracer,