Index: linux-2.6/mm/vmalloc.c
===================================================================
--- linux-2.6.orig/mm/vmalloc.c
+++ linux-2.6/mm/vmalloc.c
@@ -321,7 +321,7 @@ retry:
 			struct vmap_area *tmp;
 			tmp = rb_entry(n, struct vmap_area, rb_node);
 			if (tmp->va_end >= addr) {
-				if (!first && tmp->va_start <= addr)
+				if (!first && tmp->va_start < addr + size)
 					first = tmp;
 				n = n->rb_left;
 			} else {