1 files changed, 6 insertions, 2 deletions

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index d5bd21f39524..3940c71ac2a2 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -488,8 +488,12 @@ static void ftrace_replace_code(int enable)
                 for (i = 0; i < pg->index; i++) {
                         rec = &pg->records[i];
 
-                        /* don't modify code that has already faulted */
-                        if (rec->flags & FTRACE_FL_FAILED)
+                        /*
+                         * Skip over free records and records that have
+                         * failed.
+                         */
+                        if (rec->flags & FTRACE_FL_FREE ||
+                            rec->flags & FTRACE_FL_FAILED)
                                 continue;
 
                         /* ignore updates to this record's mcount site */