debian/patches/extra/CVE-2016-9913-9pfs-adjust-the-order-of-resource-cleanup-in-device-.patch

   1 From 9be364d4b3bc173103bec0dc76259f40d232eb88 Mon Sep 17 00:00:00 2001
   2 From: Li Qiang <liq3ea@gmail.com>
   3 Date: Wed, 23 Nov 2016 13:53:34 +0100
   4 Subject: [PATCH 06/12] 9pfs: adjust the order of resource cleanup in device
   5  unrealize
   6
   7 Unrealize should undo things that were set during realize in
   8 reverse order. So should do in the error path in realize.
   9
  10 Signed-off-by: Li Qiang <liq3ea@gmail.com>
  11 Reviewed-by: Greg Kurz <groug@kaod.org>
  12 Signed-off-by: Greg Kurz <groug@kaod.org>
  13 ---
  14  hw/9pfs/9p.c | 4 ++--
  15  1 file changed, 2 insertions(+), 2 deletions(-)
  16
  17 diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
  18 index fc4f2cd..ced7b4c 100644
  19 --- a/hw/9pfs/9p.c
  20 +++ b/hw/9pfs/9p.c
  21 @@ -3490,8 +3490,8 @@ int v9fs_device_realize_common(V9fsState *s, Error **errp)
  22      rc = 0;
  23  out:
  24      if (rc) {
  25 -        g_free(s->ctx.fs_root);
  26          g_free(s->tag);
  27 +        g_free(s->ctx.fs_root);
  28          v9fs_path_free(&path);
  29      }
  30      return rc;
  31 @@ -3499,8 +3499,8 @@ out:
  32
  33  void v9fs_device_unrealize_common(V9fsState *s, Error **errp)
  34  {
  35 -    g_free(s->ctx.fs_root);
  36      g_free(s->tag);
  37 +    g_free(s->ctx.fs_root);
  38  }
  39
  40  static void __attribute__((__constructor__)) v9fs_set_fd_limit(void)
  41 --
  42 2.1.4
  43