linux-kernel - Re: [PATCH] drivers/net/wireless/ath/wil6210: Makefile, only -Werror when no -W* in EXTRA

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Date:	Wed, 27 Feb 2013 16:56:57 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	Vladimir Kondratiev <qca_vkondrat@....qualcomm.com>
CC:	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org, wil6210@....qualcomm.com,
	"netdev@...r.kernel.org >> netdev" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers/net/wireless/ath/wil6210: Makefile, only -Werror
 when no -W* in EXTRA_CFLAGS

于 2013年02月27日 16:45, Vladimir Kondratiev 写道:
> On Wednesday, February 27, 2013 02:55:06 PM Chen Gang wrote:
>>
>>   When make with EXTRA_CFLAGS=-W, it will report error.
>>   so give a check in Makefile.
>>
>> Signed-off-by: Chen Gang <gang.chen@...anux.com>
>> ---
>>  drivers/net/wireless/ath/wil6210/Makefile |    4 +++-
>>  1 files changed, 3 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/net/wireless/ath/wil6210/Makefile b/drivers/net/wireless/ath/wil6210/Makefile
>> index 9396dc9..d288eea 100644
>> --- a/drivers/net/wireless/ath/wil6210/Makefile
>> +++ b/drivers/net/wireless/ath/wil6210/Makefile
>> @@ -9,5 +9,7 @@ wil6210-objs += wmi.o
>>  wil6210-objs += interrupt.o
>>  wil6210-objs += txrx.o
>>  
>> -subdir-ccflags-y += -Werror
>> +ifeq (, $(findstring -W,$(EXTRA_CFLAGS)))
>> +	subdir-ccflags-y += -Werror
>> +endif
>>  subdir-ccflags-y += -D__CHECK_ENDIAN__
>>
> Acked-by: Vladimir Kondratiev <qca_vkondrat@....qualcomm.com>
> 
> Well, agree; -W triggers lots of warnings, I suspect all other places that use
> -Werror should be problematic. Worth fixing all others? Quick look for v3.8 raises:
> 

  thank you for your suggestion.
  after this patch applied, I will do for others (let you as signed-of-by, too).

  :-)


> linux$ find . -name Makefile | xargs grep -e -Werror
> ./arch/sh/lib/Makefile:ccflags-y := -Werror
> ./arch/sh/kernel/Makefile:ccflags-y := -Werror
> ./arch/sh/mm/Makefile:ccflags-y := -Werror
> ./arch/sh/cchips/hd6446x/Makefile:ccflags-y := -Werror
> ./arch/sparc/prom/Makefile:ccflags := -Werror
> ./arch/sparc/lib/Makefile:ccflags-y := -Werror
> ./arch/sparc/kernel/Makefile:ccflags-y := -Werror
> ./arch/sparc/mm/Makefile:ccflags-y := -Werror
> ./arch/alpha/lib/Makefile:ccflags-y := -Werror
> ./arch/alpha/oprofile/Makefile:ccflags-y := -Werror -Wno-sign-compare
> ./arch/alpha/mm/Makefile:ccflags-y := -Werror
> ./arch/powerpc/kvm/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/lib/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/kernel/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/oprofile/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/xmon/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/mm/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/sysdev/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/sysdev/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/sysdev/xics/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/platforms/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./arch/powerpc/perf/Makefile:subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
> ./Makefile:                -Werror-implicit-function-declaration \
> ./tools/perf/Makefile:  CFLAGS_WERROR := -Werror
> ./tools/perf/Makefile:ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y)
> ./tools/perf/Makefile:ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y)
> ./tools/perf/Makefile:ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y)
> ./drivers/scsi/lpfc/Makefile:ccflags-y += -Werror
> ./drivers/scsi/aic7xxx/Makefile:ccflags-y += -Werror
> ./drivers/staging/omapdrm/Makefile:ccflags-y := -Iinclude/drm -Werror
> ./drivers/net/wireless/ath/wil6210/Makefile:subdir-ccflags-y += -Werror
> 
> 
> 


-- 
Chen Gang

Asianux Corporation
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