Re: linux-next: build warning after merge of the tty tree

From: Greg KH
Date: Wed Sep 09 2020 - 03:41:37 EST


On Wed, Sep 09, 2020 at 03:56:54PM +1000, Stephen Rothwell wrote:
> Hi all,
>
> After merging the tty tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> drivers/tty/serial/8250/8250_bcm2835aux.c: In function 'bcm2835aux_serial_probe':
> drivers/tty/serial/8250/8250_bcm2835aux.c:154:3: warning: ignoring return value of 'dev_err_probe' declared with attribute 'warn_unused_result' [-Wunused-result]
> 154 | dev_err_probe(&pdev->dev, ret, "unable to register 8250 port\n");
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> Introduced by commit
>
> ea43a60b1548 ("serial: 8250: Simplify with dev_err_probe()")

Offending patch now dropped from the driver-core tree, thanks.

greg k-h