Re: [PATCH v7 14/17] hw/sd/sdcard: Make iolen unsigned

[Alistair Francis]

On Tue, Jun 30, 2020 at 6:51 AM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
>
> From: Philippe Mathieu-Daudé <philmd@redhat.com>
>
> I/O request length can not be negative.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Alistair

> ---
> v4: Use uint32_t (pm215)
> ---
>  hw/sd/sd.c         | 2 +-
>  hw/sd/trace-events | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/hw/sd/sd.c b/hw/sd/sd.c
> index 364a6d1fcd..3e9faa8add 100644
> --- a/hw/sd/sd.c
> +++ b/hw/sd/sd.c
> @@ -1981,7 +1981,7 @@ uint8_t sd_read_data(SDState *sd)
>  {
>      /* TODO: Append CRCs */
>      uint8_t ret;
> -    int io_len;
> +    uint32_t io_len;
>
>      if (!sd->blk || !blk_is_inserted(sd->blk) || !sd->enable)
>          return 0x00;
> diff --git a/hw/sd/trace-events b/hw/sd/trace-events
> index 5f09d32eb2..d0cd7c6ec4 100644
> --- a/hw/sd/trace-events
> +++ b/hw/sd/trace-events
> @@ -52,7 +52,7 @@ sdcard_unlock(void) ""
>  sdcard_read_block(uint64_t addr, uint32_t len) "addr 0x%" PRIx64 " size 0x%x"
>  sdcard_write_block(uint64_t addr, uint32_t len) "addr 0x%" PRIx64 " size 
> 0x%x"
>  sdcard_write_data(const char *proto, const char *cmd_desc, uint8_t cmd, 
> uint8_t value) "%s %20s/ CMD%02d value 0x%02x"
> -sdcard_read_data(const char *proto, const char *cmd_desc, uint8_t cmd, int 
> length) "%s %20s/ CMD%02d len %d"
> +sdcard_read_data(const char *proto, const char *cmd_desc, uint8_t cmd, 
> uint32_t length) "%s %20s/ CMD%02d len %" PRIu32
>  sdcard_set_voltage(uint16_t millivolts) "%u mV"
>
>  # milkymist-memcard.c
> --
> 2.21.3
>
>