Re: [Xen-devel] [PATCH 2/2] hvc_xen: fix xenboot for DomUs

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

Hi kbuild test robot,

you are awesome as always. I'll fix it in the next version.

Thanks,

Stefano

On Wed, 24 Feb 2016, kbuild test robot wrote:
> Hi Stefano,
> 
> [auto build test WARNING on tty/tty-testing]
> [also build test WARNING on v4.5-rc5 next-20160223]
> [if your patch is applied to the wrong git tree, please drop us a note to 
> help improving the system]
> 
> url:    
> https://github.com/0day-ci/linux/commits/Stefano-Stabellini/hvc_xen-add-earlycon-support/20160224-203006
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git 
> tty-testing
> config: x86_64-randconfig-x009-201608 (attached as .config)
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All warnings (new ones prefixed by >>):
> 
>    drivers/tty/hvc/hvc_xen.c: In function 'xenboot_setup_console':
> >> drivers/tty/hvc/hvc_xen.c:637:1: warning: control reaches end of non-void 
> >> function [-Wreturn-type]
>     }
>     ^
> 
> vim +637 drivers/tty/hvc/hvc_xen.c
> 
>    621                }
>    622                if (off < len)
>    623                        domU_write_console(0, string+off, len-off);
>    624        }
>    625        
>    626        #ifdef CONFIG_EARLY_PRINTK
>    627        static int xenboot_setup_console(struct console *console, char 
> *string)
>    628        {
>    629                static struct xencons_info xenboot;
>    630        
>    631                if (xen_initial_domain())
>    632                        return 0;
>    633                if (!xen_pv_domain())
>    634                        return -ENODEV;
>    635        
>    636                xen_early_pv_console_init(&xenboot, 0);
>  > 637        }
>    638        
>    639        static void xenboot_write_console(struct console *console, 
> const char *string,
>    640                                          unsigned len)
>    641        {
>    642                if (!xen_pv_domain())
>    643                        return;
>    644        
>    645                dom0_write_console(0, string, len);
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
> 

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