Messages in this thread | | | Date | Wed, 24 Feb 2016 20:53:55 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH 2/2] hvc_xen: fix xenboot for DomUs |
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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);
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