lustre/kernel_patches/patches/ext3-use-after-free.patch

   1  ./fs/ext3/namei.c |   11 +++++------
   2  1 files changed, 5 insertions(+), 6 deletions(-)
   3
   4 --- linux-2.4.20/./fs/ext3/namei.c~ext3-use-after-free  2003-04-08 23:35:51.000000000 -0600
   5 +++ linux-2.4.20-braam/./fs/ext3/namei.c        2003-04-08 23:35:51.000000000 -0600
   6 @@ -1521,8 +1521,11 @@ static int ext3_add_nondir(handle_t *han
   7  {
   8         int err = ext3_add_entry(handle, dentry, inode);
   9         if (!err) {
  10 -               d_instantiate(dentry, inode);
  11 -               return 0;
  12 +               err = ext3_mark_inode_dirty(handle, inode);
  13 +               if (err == 0) {
  14 +                       d_instantiate(dentry, inode);
  15 +                       return 0;
  16 +               }
  17         }
  18         ext3_dec_count(handle, inode);
  19         iput(inode);
  20 @@ -1559,7 +1562,6 @@ static int ext3_create (struct inode * d
  21                 inode->i_fop = &ext3_file_operations;
  22                 inode->i_mapping->a_ops = &ext3_aops;
  23                 err = ext3_add_nondir(handle, dentry, inode);
  24 -               ext3_mark_inode_dirty(handle, inode);
  25         }
  26         ext3_journal_stop(handle, dir);
  27         return err;
  28 @@ -1586,7 +1588,6 @@ static int ext3_mknod (struct inode * di
  29         if (!IS_ERR(inode)) {
  30                 init_special_inode(inode, mode, rdev);
  31                 err = ext3_add_nondir(handle, dentry, inode);
  32 -               ext3_mark_inode_dirty(handle, inode);
  33         }
  34         ext3_journal_stop(handle, dir);
  35         return err;
  36 @@ -2035,7 +2036,6 @@ static int ext3_symlink (struct inode *
  37         }
  38         EXT3_I(inode)->i_disksize = inode->i_size;
  39         err = ext3_add_nondir(handle, dentry, inode);
  40 -       ext3_mark_inode_dirty(handle, inode);
  41  out_stop:
  42         ext3_journal_stop(handle, dir);
  43         return err;
  44 @@ -2069,7 +2069,6 @@ static int ext3_link (struct dentry * ol
  45         atomic_inc(&inode->i_count);
  46
  47         err = ext3_add_nondir(handle, dentry, inode);
  48 -       ext3_mark_inode_dirty(handle, inode);
  49         ext3_journal_stop(handle, dir);
  50         return err;
  51  }
  52
  53 _