minor fix

50dfd90f · Nickolai Zeldovich · a3aa1b09 · 50dfd90f
--- a/vm.c
+++ b/vm.c
@@ -364,10 +364,8 @@ static int
 vmn_doallocpg(struct vmnode *n)
 {
  for(uint i = 0; i < n->npages; i++) {
-    if((n->page[i] = kalloc()) == 0) {
-      vmn_free(n);
+    if((n->page[i] = kalloc()) == 0)
      return -1;
-    }
    memset((char *) n->page[i], 0, PGSIZE);
  }
  return 0;