f2fs: remove unnecessary kmap/kunmap operations

The allocated page used by the recovery is not on HIGHMEM, so that we don't
need to use kmap/kunmap.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index 6ad4e539c60a..f91ff0f0044d 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -40,11 +40,11 @@ static struct fsync_inode_entry *get_fsync_inode(struct list_head *head,
 
 static int recover_dentry(struct page *ipage, struct inode *inode)
 {
-        struct f2fs_node *raw_node = (struct f2fs_node *)kmap(ipage);
+        void *kaddr = page_address(ipage);
+        struct f2fs_node *raw_node = (struct f2fs_node *)kaddr;
         struct f2fs_inode *raw_inode = &(raw_node->i);
         nid_t pino = le32_to_cpu(raw_inode->i_pino);
         struct qstr name;
-        struct f2fs_dir_entry *de;
         struct page *page;
         struct inode *dir;
         int err = 0;
@@ -62,8 +62,7 @@ static int recover_dentry(struct page *ipage, struct inode *inode)
         name.len = le32_to_cpu(raw_inode->i_namelen);
         name.name = raw_inode->i_name;
 
-        de = f2fs_find_entry(dir, &name, &page);
-        if (de) {
+        if (f2fs_find_entry(dir, &name, &page)) {
                 kunmap(page);
                 f2fs_put_page(page, 0);
         } else {
@@ -73,7 +72,6 @@ out:
         f2fs_msg(inode->i_sb, KERN_NOTICE, "recover_inode and its dentry: "
                         "ino = %x, name = %s, dir = %lx, err = %d",
                         ino_of_node(ipage), raw_inode->i_name, dir->i_ino, err);
-        kunmap(ipage);
         return err;
 }