[PATCH] replace if with min

Christophe Leroy christophe.leroy at csgroup.eu
Tue Jul 20 02:12:05 AEST 2021


Salah Triki <salah.triki at gmail.com> a écrit :

> Replace if with min in order to make code more clean.
>
> Signed-off-by: Salah Triki <salah.triki at gmail.com>
> ---
>  drivers/crypto/nx/nx-842.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/crypto/nx/nx-842.c b/drivers/crypto/nx/nx-842.c
> index 2ab90ec10e61..0d1d5a463899 100644
> --- a/drivers/crypto/nx/nx-842.c
> +++ b/drivers/crypto/nx/nx-842.c
> @@ -134,8 +134,7 @@ EXPORT_SYMBOL_GPL(nx842_crypto_exit);
>  static void check_constraints(struct nx842_constraints *c)
>  {
>  	/* limit maximum, to always have enough bounce buffer to decompress */
> -	if (c->maximum > BOUNCE_BUFFER_SIZE)
> -		c->maximum = BOUNCE_BUFFER_SIZE;
> +	c->maximum = min(c->maximum, BOUNCE_BUFFER_SIZE);

For me the code is less clear with this change, and in addition it  
slightly changes the behaviour. Before, the write was done only when  
the value was changing. Now you rewrite the value always, even when it  
doesn't change.

>  }
>
>  static int nx842_crypto_add_header(struct nx842_crypto_header *hdr, u8 *buf)
> --
> 2.25.1




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