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Date: Thu, 20 Dec 2018 13:14:46 +0800 From: Peng Hao <peng.hao2@....com.cn> To: gregkh@...uxfoundation.org, arnd@...db.de, andy.shevchenko@...il.com Cc: linux-kernel@...r.kernel.org, Peng Hao <peng.hao2@....com.cn> Subject: [PATCH RESEND V5 1/3] misc/pvpanic: return 0 for empty body register function Return 0 for empty body register function normally. Signed-off-by: Peng Hao <peng.hao2@....com.cn> --- v4 --> v5 : resolve kbuild issue: handle all typo "drvier/driver" in funtion name. v3 --> v4 : use pcim* function instead of pci* function. handle typo "drvier/driver" in funtion name. v2 --> v3 : resolve kbuild issue : a uninitialized variable in some path. v2 --> v1 : resolve kbuild issue : arch=sh don't support pci, adjust CONFIG_PCI macro. v1 : QEMU community requires additional PCI devices to simulate PVPANIC devices so that some architectures can not occupy precious less than 4G of memory space. drivers/misc/pvpanic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c index 3150dc2..f84ed30 100644 --- a/drivers/misc/pvpanic.c +++ b/drivers/misc/pvpanic.c @@ -125,7 +125,7 @@ static void pvpanic_unregister_acpi_driver(void) #else static int pvpanic_register_acpi_driver(void) { - return -ENODEV; + return 0; } static void pvpanic_unregister_acpi_driver(void) {} -- 1.8.3.1
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