Re: [PATCH][FAT] FAT dirent scan with hin take #2

[Pekka Enberg <penberg@cs.helsinki.fi>]

Hi,

Some more.

On 8/30/05, Machida, Hiroyuki <machida@sm.sony.co.jp> wrote:
> --- old/fs/fat/inode.c  2005-08-29 09:38:53.308587787 +0900
> +++ new/fs/fat/inode.c  2005-08-29 09:39:33.889555606 +0900
> @@ -345,6 +347,15 @@ static void fat_delete_inode(struct inod
>  static void fat_clear_inode(struct inode *inode)
>  {
>         struct msdos_sb_info *sbi = MSDOS_SB(inode->i_sb);
> +       void *hints;
> +
> +       down(&(MSDOS_I(inode)->scan_lock);
> +       hints = (void *)(MSDOS_I(inode)->scan_hints);
> +       if (hints) {
> +               MSDOS_I(inode)->scan_hints = 0;
> +       }
> +       up(&(MSDOS_I(inode)->scan_lock);
> +       if (hints) kfree(hints);

Please just make the local variable hints of type loff_t * to get rid
of the pointless casting.

> 
>         if (is_bad_inode(inode))
>                 return;
> @@ -1011,6 +1022,8 @@ static int fat_read_root(struct inode *i
>         struct msdos_sb_info *sbi = MSDOS_SB(sb);
>         int error;
> 
> +       init_MUTEX(&(MSDOS_I(inode)->scan_lock);
> +       MSDOS_I(inode)->scan_hints = 0;

Use NULLs instead of 0 for pointers to keep new code sparse-clean.