1 files changed, 23 insertions, 0 deletions

diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index d4d82319eed5..521163a5d65f 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -2021,6 +2021,29 @@ static struct audit_names *audit_alloc_name(struct audit_context *context,
 }
 
 /**
+ * audit_reusename - fill out filename with info from existing entry
+ * @uptr: userland ptr to pathname
+ *
+ * Search the audit_names list for the current audit context. If there is an
+ * existing entry with a matching "uptr" then return the filename
+ * associated with that audit_name. If not, return NULL.
+ */
+struct filename *
+__audit_reusename(const __user char *uptr)
+{
+        struct audit_context *context = current->audit_context;
+        struct audit_names *n;
+
+        list_for_each_entry(n, &context->names_list, list) {
+                if (!n->name)
+                        continue;
+                if (n->name->uptr == uptr)
+                        return n->name;
+        }
+        return NULL;
+}
+
+/**
  * audit_getname - add a name to the list
  * @name: name to add
  *