Re: [PATCH] MIPS: Alchemy: Fix an out-of-bound access in db1200_dev_setup()

From: Thomas Bogendoerfer
Date: Thu Jan 11 2024 - 06:52:22 EST


On Wed, Jan 10, 2024 at 07:07:36PM +0100, Christophe JAILLET wrote:
> When calling spi_register_board_info(), we should pass the number of
> elements in 'db1200_spi_devs', not 'db1200_i2c_devs'.
>
> Fixes: 63323ec54a7e ("MIPS: Alchemy: Extended DB1200 board support.")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
> Compile tested only
> ---
> arch/mips/alchemy/devboards/db1200.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/mips/alchemy/devboards/db1200.c b/arch/mips/alchemy/devboards/db1200.c
> index f521874ebb07..67f067706af2 100644
> --- a/arch/mips/alchemy/devboards/db1200.c
> +++ b/arch/mips/alchemy/devboards/db1200.c
> @@ -847,7 +847,7 @@ int __init db1200_dev_setup(void)
> i2c_register_board_info(0, db1200_i2c_devs,
> ARRAY_SIZE(db1200_i2c_devs));
> spi_register_board_info(db1200_spi_devs,
> - ARRAY_SIZE(db1200_i2c_devs));
> + ARRAY_SIZE(db1200_spi_devs));
>
> /* SWITCHES: S6.8 I2C/SPI selector (OFF=I2C ON=SPI)
> * S6.7 AC97/I2S selector (OFF=AC97 ON=I2S)
> --
> 2.34.1

applied to mips-next.

Thomas.

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