Return-path: Received: from sabertooth01.qualcomm.com ([65.197.215.72]:62951 "EHLO sabertooth01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755697Ab3B0Ipk (ORCPT ); Wed, 27 Feb 2013 03:45:40 -0500 From: Vladimir Kondratiev To: Chen Gang CC: "John W. Linville" , , , "netdev@vger.kernel.org >> netdev" Subject: Re: [PATCH] drivers/net/wireless/ath/wil6210: Makefile, only -Werror when no -W* in EXTRA_CFLAGS Date: Wed, 27 Feb 2013 10:45:26 +0200 Message-ID: <1385870.TegBXpTM9i@lx-vladimir> (sfid-20130227_094550_211822_3C1CE54E) In-Reply-To: <512DADCA.9040609@asianux.com> References: <512DADCA.9040609@asianux.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: linux-wireless-owner@vger.kernel.org List-ID: 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 > --- > 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 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: 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