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Message-ID: <20130708233724.GA7848@gmail.com>
Date:	Tue, 9 Jul 2013 07:37:24 +0800
From:	Zheng Liu <gnehzuil.liu@...il.com>
To:	jon ernst <jonernst07@...il.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH] ext4: deleted "set but not used" variables

On Mon, Jul 08, 2013 at 05:23:49AM +0000, jon ernst wrote:
> to delete "set but not used" variables
> 
> Signed-off-by: Jon Ernst <jonernst07@...il.com>

The patch looks good to me.
Signed-off-by: Zheng Liu <wenqing.lz@...bao.com>

Regards,
                                                - Zheng
> ---
> 
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index 7097b0f..df0e9b2 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -4391,7 +4391,6 @@ void ext4_ext_truncate(handle_t *handle, struct
> inode *inode)
>  {
>         struct super_block *sb = inode->i_sb;
>         ext4_lblk_t last_block;
> -       int err = 0;
> 
>         /*
>          * TODO: optimization is possible here.
> @@ -4405,9 +4404,9 @@ void ext4_ext_truncate(handle_t *handle, struct
> inode *inode)
> 
>         last_block = (inode->i_size + sb->s_blocksize - 1)
>                         >> EXT4_BLOCK_SIZE_BITS(sb);
> -       err = ext4_es_remove_extent(inode, last_block,
> -                                   EXT_MAX_BLOCKS - last_block);
> -       err = ext4_ext_remove_space(inode, last_block, EXT_MAX_BLOCKS - 1);
> +       ext4_es_remove_extent(inode, last_block,
> +                       EXT_MAX_BLOCKS - last_block);
> +       ext4_ext_remove_space(inode, last_block, EXT_MAX_BLOCKS - 1);
>  }
> 
>  static void ext4_falloc_update_inode(struct inode *inode,
> diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
> index b8a0746..35f43e9 100644
> --- a/fs/ext4/inline.c
> +++ b/fs/ext4/inline.c
> @@ -994,11 +994,9 @@ static int ext4_add_dirent_to_inline(handle_t *handle,
>         struct inode    *dir = dentry->d_parent->d_inode;
>         const char      *name = dentry->d_name.name;
>         int             namelen = dentry->d_name.len;
> -       unsigned short  reclen;
>         int             err;
>         struct ext4_dir_entry_2 *de;
> 
> -       reclen = EXT4_DIR_REC_LEN(namelen);
>         err = ext4_find_dest_de(dir, inode, iloc->bh,
>                                 inline_start, inline_size,
>                                 name, namelen, &de);
> @@ -1870,7 +1868,6 @@ int ext4_try_to_evict_inline_data(handle_t *handle,
>  {
>         int error;
>         struct ext4_xattr_entry *entry;
> -       struct ext4_xattr_ibody_header *header;
>         struct ext4_inode *raw_inode;
>         struct ext4_iloc iloc;
> 
> @@ -1879,7 +1876,6 @@ int ext4_try_to_evict_inline_data(handle_t *handle,
>                 return error;
> 
>         raw_inode = ext4_raw_inode(&iloc);
> -       header = IHDR(inode, raw_inode);
>         entry = (struct ext4_xattr_entry *)((void *)raw_inode +
>                                             EXT4_I(inode)->i_inline_off);
>         if (EXT4_XATTR_LEN(entry->e_name_len) +
> diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
> index 9491ac0..38b5169 100644
> --- a/fs/ext4/ioctl.c
> +++ b/fs/ext4/ioctl.c
> @@ -100,7 +100,6 @@ static long swap_inode_boot_loader(struct super_block *sb,
>         handle_t *handle;
>         int err;
>         struct inode *inode_bl;
> -       struct ext4_inode_info *ei;
>         struct ext4_inode_info *ei_bl;
>         struct ext4_sb_info *sbi;
> 
> @@ -115,7 +114,6 @@ static long swap_inode_boot_loader(struct super_block *sb,
>         }
> 
>         sbi = EXT4_SB(sb);
> -       ei = EXT4_I(inode);
> 
>         inode_bl = ext4_iget(sb, EXT4_BOOT_LOADER_INO);
>         if (IS_ERR(inode_bl)) {
> --
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