mm/mempolicy.c: avoid use uninitialized preferred_node

[pandora-kernel.git] / mm / mempolicy.c

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 1ea67ad..b056dc2 100644 (file)
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2019,6 +2019,9 @@ int __mpol_equal(struct mempolicy *a, struct mempolicy *b)
        case MPOL_INTERLEAVE:
                return nodes_equal(a->v.nodes, b->v.nodes);
        case MPOL_PREFERRED:
+               /* a's ->flags is the same as b's */
+               if (a->flags & MPOL_F_LOCAL)
+                       return true;
                return a->v.preferred_node == b->v.preferred_node;
        default:
                BUG();