Re: [PATCH v3 08/10] mtd: rawnand: brcmnand: exec_op helper functions return type fixes

[Miquel Raynal]

Hi David,

dregan@xxxxxxxxxxxx wrote on Tue, 23 Jan 2024 19:04:56 -0800:

> fix return type for exec_op reset and status detect helper functions

Style, please.

Fix								--> .

> 
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Closes: http://lists.infradead.org/pipermail/linux-mtd/2023-December/102423.html
> Fixes: 3cc4718fa644 ("mtd: rawnand: brcmnand: exec_op implementation")
> Signed-off-by: David Regan <dregan@xxxxxxxxxxxx>
> Reviewed-by: William Zhang <william.zhang@xxxxxxxxxxxx>
> ---
> Changes in v3: None
> ---
> Changes in v2:
> - Added to patch series
> ---
>  drivers/mtd/nand/raw/brcmnand/brcmnand.c | 15 +++++++++------
>  1 file changed, 9 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
> index 9a904c7c6dad..6b5d76eff0ec 100644
> --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c
> +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c
> @@ -625,7 +625,7 @@ enum {
>  /* Only for v7.2 */
>  #define	ACC_CONTROL_ECC_EXT_SHIFT		13
>  
> -static u8 brcmnand_status(struct brcmnand_host *host);
> +static int brcmnand_status(struct brcmnand_host *host);
>  
>  static inline bool brcmnand_non_mmio_ops(struct brcmnand_controller *ctrl)
>  {
> @@ -1749,7 +1749,7 @@ static int brcmnand_waitfunc(struct nand_chip *chip)
>  				 INTFC_FLASH_STATUS;
>  }
>  
> -static u8 brcmnand_status(struct brcmnand_host *host)
> +static int brcmnand_status(struct brcmnand_host *host)
>  {
>  	struct nand_chip *chip = &host->chip;
>  	struct mtd_info *mtd = nand_to_mtd(chip);
> @@ -1760,7 +1760,7 @@ static u8 brcmnand_status(struct brcmnand_host *host)
>  	return brcmnand_waitfunc(chip);
>  }
>  
> -static u8 brcmnand_reset(struct brcmnand_host *host)
> +static int brcmnand_reset(struct brcmnand_host *host)
>  {
>  	struct nand_chip *chip = &host->chip;
>  
> @@ -2492,11 +2492,14 @@ static int brcmnand_exec_op(struct nand_chip *chip,
>  
>  	if (brcmnand_op_is_status(op)) {
>  		status = op->instrs[1].ctx.data.buf.in;
> -		*status = brcmnand_status(host);
> +		ret = brcmnand_status(host);
> +		if (ret < 0)
> +			return ret;
> +
> +		*status = ret & 0xFF;
>  
>  		return 0;
> -	}
> -	else if (brcmnand_op_is_reset(op)) {
> +	} else if (brcmnand_op_is_reset(op)) {
>  		ret = brcmnand_reset(host);
>  		if (ret < 0)
>  			return ret;


Thanks,
Miquèl