f2fs: drop unnecessary arg for f2fs_ioc_*()

They are not used, let's remove them.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

fs/f2fs/file.c

@@ -2539,7 +2539,7 @@ static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg)
 	return __f2fs_ioc_gc_range(filp, &range);
 }
 
-static int f2fs_ioc_write_checkpoint(struct file *filp, unsigned long arg)
+static int f2fs_ioc_write_checkpoint(struct file *filp)
 {
 	struct inode *inode = file_inode(filp);
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -3253,7 +3253,7 @@ int f2fs_precache_extents(struct inode *inode)
 	return 0;
 }
 
-static int f2fs_ioc_precache_extents(struct file *filp, unsigned long arg)
+static int f2fs_ioc_precache_extents(struct file *filp)
 {
 	return f2fs_precache_extents(file_inode(filp));
 }
@@ -4010,7 +4010,7 @@ static int redirty_blocks(struct inode *inode, pgoff_t page_idx, int len)
 	return ret;
 }
 
-static int f2fs_ioc_decompress_file(struct file *filp, unsigned long arg)
+static int f2fs_ioc_decompress_file(struct file *filp)
 {
 	struct inode *inode = file_inode(filp);
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -4083,7 +4083,7 @@ static int f2fs_ioc_decompress_file(struct file *filp, unsigned long arg)
 	return ret;
 }
 
-static int f2fs_ioc_compress_file(struct file *filp, unsigned long arg)
+static int f2fs_ioc_compress_file(struct file *filp)
 {
 	struct inode *inode = file_inode(filp);
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -4199,7 +4199,7 @@ static long __f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	case F2FS_IOC_GARBAGE_COLLECT_RANGE:
 		return f2fs_ioc_gc_range(filp, arg);
 	case F2FS_IOC_WRITE_CHECKPOINT:
-		return f2fs_ioc_write_checkpoint(filp, arg);
+		return f2fs_ioc_write_checkpoint(filp);
 	case F2FS_IOC_DEFRAGMENT:
 		return f2fs_ioc_defragment(filp, arg);
 	case F2FS_IOC_MOVE_RANGE:
@@ -4213,7 +4213,7 @@ static long __f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	case F2FS_IOC_SET_PIN_FILE:
 		return f2fs_ioc_set_pin_file(filp, arg);
 	case F2FS_IOC_PRECACHE_EXTENTS:
-		return f2fs_ioc_precache_extents(filp, arg);
+		return f2fs_ioc_precache_extents(filp);
 	case F2FS_IOC_RESIZE_FS:
 		return f2fs_ioc_resize_fs(filp, arg);
 	case FS_IOC_ENABLE_VERITY:
@@ -4239,9 +4239,9 @@ static long __f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	case F2FS_IOC_SET_COMPRESS_OPTION:
 		return f2fs_ioc_set_compress_option(filp, arg);
 	case F2FS_IOC_DECOMPRESS_FILE:
-		return f2fs_ioc_decompress_file(filp, arg);
+		return f2fs_ioc_decompress_file(filp);
 	case F2FS_IOC_COMPRESS_FILE:
-		return f2fs_ioc_compress_file(filp, arg);
+		return f2fs_ioc_compress_file(filp);
 	default:
 		return -ENOTTY;
 	}