f2fs: fix wrong AUTO_RECOVER condition

If i_size is not aligned to the f2fs's block size, we should not skip inode
update during fsync.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/f2fs.h

@@ -1721,7 +1721,8 @@ static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
 		spin_unlock(&sbi->inode_lock[DIRTY_META]);
 		return ret;
 	}
-	if (!is_inode_flag_set(inode, FI_AUTO_RECOVER))
+	if (!is_inode_flag_set(inode, FI_AUTO_RECOVER) ||
+			i_size_read(inode) & PAGE_MASK)
 		return false;
 	return F2FS_I(inode)->last_disk_size == i_size_read(inode);
 }