1 files changed, 7 insertions, 2 deletions

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 643f66e10187..745ce90308a6 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2215,10 +2215,15 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context)
                         goto out;
                 mode = MPOL_PREFERRED;
                 break;
-
+        case MPOL_DEFAULT:
+                /*
+                 * Insist on a empty nodelist
+                 */
+                if (!nodelist)
+                        err = 0;
+                goto out;
         /*
          * case MPOL_BIND:    mpol_new() enforces non-empty nodemask.
-         * case MPOL_DEFAULT: mpol_new() enforces empty nodemask, ignores flags.
          */
         }