Re: [PATCH] ext4: remove useless conditional branch code

From: Jan Kara
Date: Fri Apr 14 2023 - 12:55:46 EST


On Sat 01-04-23 15:53:03, wuchi wrote:
> It's ok because the code will be optimized by the compiler, just
> try to simple the code.
>
> Signed-off-by: wuchi <wuchi.zero@xxxxxxxxx>

Sure. Feel free to add:

Reviewed-by: Jan Kara <jack@xxxxxxx>

Honza
>
> diff --git a/fs/ext4/bitmap.c b/fs/ext4/bitmap.c
> index 87c1c8ae9298..cd725bebe69e 100644
> --- a/fs/ext4/bitmap.c
> +++ b/fs/ext4/bitmap.c
> @@ -74,10 +74,7 @@ int ext4_block_bitmap_csum_verify(struct super_block *sb,
> } else
> calculated &= 0xFFFF;
>
> - if (provided == calculated)
> - return 1;
> -
> - return 0;
> + return provided == calculated;
> }
>
> void ext4_block_bitmap_csum_set(struct super_block *sb,
> --
> 2.20.1
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR