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Subject: Re: linux-next: build failure after merge of the tty.current tree
To:     Stephen Rothwell <sfr@canb.auug.org.au>, Greg KH <greg@kroah.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>,
        Johan Hovold <johan@kernel.org>
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On 1/19/23 21:58, Stephen Rothwell wrote:
> Hi all,

Hi,

> After merging the tty.current tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> drivers/tty/serial/stm32-usart.c: In function 'stm32_usart_interrupt':
> drivers/tty/serial/stm32-usart.c:804:62: error: 'flags' undeclared (first use in this function)
>    804 |                 uart_unlock_and_check_sysrq_irqrestore(port, flags);
>        |                                                              ^~~~~
> drivers/tty/serial/stm32-usart.c:804:62: note: each undeclared identifier is reported only once for each function it appears in
> 
> Caused by commit
> 
>    f24771b62a83 ("serial: stm32: Merge hard IRQ and threaded IRQ handling into single IRQ handler")
> 
> I have used the tty.current tree from next-20230119 for today.

I already proposed a fix in the build robot report

[tty:tty-linus 4/7] drivers/tty/serial/stm32-usart.c:804:62: error: 
'flags' undeclared

Now waiting for Johan to confirm that's the correct approach.