Re: [PATCH v4] mailbox: Make mbox_send_message() return error code when tx fails

From: Joonwon Kang

Date: Thu May 07 2026 - 00:57:02 EST


> When the mailbox controller failed transmitting message, the error code
> was only passed to the client's tx done handler and not to
> mbox_send_message() in blocking mode. For this reason, the function could
> return a false success. This commit resolves the issue by introducing the
> tx status and checking it before mbox_send_message() returns.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Joonwon Kang <joonwonkang@xxxxxxxxxx>

Hi reviewers,

Could you help to review this patch? Since this attempt has been open since
June-2025, it will be appreciated if you provide any other reviewers who can
help review if you are not available.

Thanks,
Joonwon Kang