Merge pull request #1099 from douglas-raillard-arm/dr/fix_mm_copy

xlat: fix mm copy when adding a region
diff --git a/lib/xlat_tables_v2/xlat_tables_internal.c b/lib/xlat_tables_v2/xlat_tables_internal.c
index 8e1b00a..4792990 100644
--- a/lib/xlat_tables_v2/xlat_tables_internal.c
+++ b/lib/xlat_tables_v2/xlat_tables_internal.c
@@ -754,10 +754,7 @@
 	 */
 	assert(mm_last->size == 0);
 
-	mm_cursor->base_pa = mm->base_pa;
-	mm_cursor->base_va = mm->base_va;
-	mm_cursor->size = mm->size;
-	mm_cursor->attr = mm->attr;
+	*mm_cursor = *mm;
 
 	if (end_pa > ctx->max_pa)
 		ctx->max_pa = end_pa;
@@ -827,10 +824,8 @@
 	 */
 	assert(mm_last->size == 0);
 
-	mm_cursor->base_pa = mm->base_pa;
-	mm_cursor->base_va = mm->base_va;
-	mm_cursor->size = mm->size;
-	mm_cursor->attr = mm->attr | MT_DYNAMIC;
+	*mm_cursor = *mm;
+	mm_cursor->attr |= MT_DYNAMIC;
 
 	/*
 	 * Update the translation tables if the xlat tables are initialized. If