1 files changed, 10 insertions, 2 deletions

diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 76aa04d4c925..a4df67cbc711 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -406,10 +406,14 @@ static const struct file_operations stack_trace_fops = {
         .release        = seq_release,
 };
 
+#ifdef CONFIG_DYNAMIC_FTRACE
+
 static int
 stack_trace_filter_open(struct inode *inode, struct file *file)
 {
-        return ftrace_regex_open(&trace_ops, FTRACE_ITER_FILTER,
+        struct ftrace_ops *ops = inode->i_private;
+
+        return ftrace_regex_open(ops, FTRACE_ITER_FILTER,
                                  inode, file);
 }
 
@@ -421,6 +425,8 @@ static const struct file_operations stack_trace_filter_fops = {
         .release = ftrace_regex_release,
 };
 
+#endif /* CONFIG_DYNAMIC_FTRACE */
+
 int
 stack_trace_sysctl(struct ctl_table *table, int write,
                    void __user *buffer, size_t *lenp,
@@ -475,8 +481,10 @@ static __init int stack_trace_init(void)
         trace_create_file("stack_trace", 0444, d_tracer,
                         NULL, &stack_trace_fops);
 
+#ifdef CONFIG_DYNAMIC_FTRACE
         trace_create_file("stack_trace_filter", 0444, d_tracer,
-                        NULL, &stack_trace_filter_fops);
+                          &trace_ops, &stack_trace_filter_fops);
+#endif
 
         if (stack_trace_filter_buf[0])
                 ftrace_set_early_filter(&trace_ops, stack_trace_filter_buf, 1);