mm/migrate: correct failure handling if !hugepage_migration_support()

[firefly-linux-kernel-4.4.55.git] / kernel / resource.c

diff --git a/kernel/resource.c b/kernel/resource.c
index d7386986e10e31edda59fcb15c4b83b236d52993..3f285dce9347191537b8d13f8db53f869d4744ad 100644 (file)
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -409,6 +409,7 @@ int __weak page_is_ram(unsigned long pfn)
 {
        return walk_system_ram_range(pfn, 1, NULL, __is_ram) == 1;
 }
+EXPORT_SYMBOL_GPL(page_is_ram);
 
 void __weak arch_remove_reservations(struct resource *avail)
 {
@@ -448,7 +449,6 @@ static int __find_resource(struct resource *root, struct resource *old,
        struct resource *this = root->child;
        struct resource tmp = *new, avail, alloc;
 
-       tmp.flags = new->flags;
        tmp.start = root->start;
        /*
         * Skip past an allocated resource that starts at 0, since the assignment