[PATCH -next] f2fs: remove unused variable

[PATCH -next] f2fs: remove unused variable

[Wei Yongjun]

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

The variables node_page and page_offset are initialized but never used
otherwise, so remove those unused variables.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 fs/f2fs/file.c | 2 --
 fs/f2fs/dir.c  | 2 --
 2 files changed, 4 deletions(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index f5ae36d..69e05c6 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -30,7 +30,6 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma,
 	struct page *page = vmf->page;
 	struct inode *inode = vma->vm_file->f_path.dentry->d_inode;
 	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
-	struct page *node_page;
 	block_t old_blk_addr;
 	struct dnode_of_data dn;
 	int err;
@@ -50,7 +49,6 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma,
 	}
 
 	old_blk_addr = dn.data_blkaddr;
-	node_page = dn.node_page;
 
 	if (old_blk_addr == NULL_ADDR) {
 		err = reserve_new_block(&dn);

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 5975568..6891e45 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -509,13 +509,11 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
 	}
 
 	if (bit_pos == NR_DENTRY_IN_BLOCK) {
-		loff_t page_offset;
 		truncate_hole(dir, page->index, page->index + 1);
 		clear_page_dirty_for_io(page);
 		ClearPageUptodate(page);
 		dec_page_count(sbi, F2FS_DIRTY_DENTS);
 		inode_dec_dirty_dents(dir);
-		page_offset = page->index << PAGE_CACHE_SHIFT;
 		f2fs_put_page(page, 1);
 	} else {
 		f2fs_put_page(page, 1);

Re: [PATCH -next] f2fs: remove unused variable

[Jaegeuk Kim]

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Merged.
Thanks,

Add CC: linux-f2fs-devel@lists.sourceforge.net

2012-12-02 (일), 08:11 -0500, Wei Yongjun:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> The variables node_page and page_offset are initialized but never used
> otherwise, so remove those unused variables.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
>  fs/f2fs/file.c | 2 --
>  fs/f2fs/dir.c  | 2 --
>  2 files changed, 4 deletions(-)
> 
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index f5ae36d..69e05c6 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -30,7 +30,6 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma,
>  	struct page *page = vmf->page;
>  	struct inode *inode = vma->vm_file->f_path.dentry->d_inode;
>  	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
> -	struct page *node_page;
>  	block_t old_blk_addr;
>  	struct dnode_of_data dn;
>  	int err;
> @@ -50,7 +49,6 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma,
>  	}
>  
>  	old_blk_addr = dn.data_blkaddr;
> -	node_page = dn.node_page;
>  
>  	if (old_blk_addr == NULL_ADDR) {
>  		err = reserve_new_block(&dn);
> 
> diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
> index 5975568..6891e45 100644
> --- a/fs/f2fs/dir.c
> +++ b/fs/f2fs/dir.c
> @@ -509,13 +509,11 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
>  	}
>  
>  	if (bit_pos == NR_DENTRY_IN_BLOCK) {
> -		loff_t page_offset;
>  		truncate_hole(dir, page->index, page->index + 1);
>  		clear_page_dirty_for_io(page);
>  		ClearPageUptodate(page);
>  		dec_page_count(sbi, F2FS_DIRTY_DENTS);
>  		inode_dec_dirty_dents(dir);
> -		page_offset = page->index << PAGE_CACHE_SHIFT;
>  		f2fs_put_page(page, 1);
>  	} else {
>  		f2fs_put_page(page, 1);
> 
> 

-- 
Jaegeuk Kim
Samsung

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