Re: [PATCH v2 5/5] i3c: master: adi: Fix error propagation for CCCs

From: Frank Li

Date: Thu Mar 12 2026 - 15:59:21 EST


On Thu, Mar 12, 2026 at 05:38:08PM +0100, Jorge Marques wrote:
> adi_i3c_master_send_ccc_cmd() always returned 0, ignoring the transfer
> result populated in the completion path. As a consequence, CCC command
> errors were silently dropped, including the default -ETIMEDOUT and
> later overwritten by adi_i3c_master_end_xfer_locked().
>
> Fix this by returning xfer->ret so that callers correctly receive any
> transfer error codes.
>
> Fixes: a79ac2cdc91d ("i3c: master: Add driver for Analog Devices I3C Controller IP")
> Signed-off-by: Jorge Marques <jorge.marques@xxxxxxxxxx>
> ---

Reviewed-by: Frank Li <Frank.Li@xxxxxxx>

> drivers/i3c/master/adi-i3c-master.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/i3c/master/adi-i3c-master.c b/drivers/i3c/master/adi-i3c-master.c
> index fb9a488304469..047081c9f0643 100644
> --- a/drivers/i3c/master/adi-i3c-master.c
> +++ b/drivers/i3c/master/adi-i3c-master.c
> @@ -361,7 +361,7 @@ static int adi_i3c_master_send_ccc_cmd(struct i3c_master_controller *m,
>
> cmd->err = adi_i3c_cmd_get_err(&xfer->cmds[0]);
>
> - return 0;
> + return xfer->ret;
> }
>
> static int adi_i3c_master_i3c_xfers(struct i3c_dev_desc *dev,
>
> --
> 2.51.1
>