From mboxrd@z Thu Jan 1 00:00:00 1970 From: swarren@wwwdotorg.org (Stephen Warren) Date: Tue, 09 Oct 2012 10:15:54 -0600 Subject: ARM_ATAG_DTB_COMPAT fails on fdt_ro.c compiling In-Reply-To: <20121009050109.GD21822@S2101-09.ap.freescale.net> References: <20121009031715.GC21822@S2101-09.ap.freescale.net> <20121009050109.GD21822@S2101-09.ap.freescale.net> Message-ID: <50744DBA.3070900@wwwdotorg.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 10/08/2012 11:01 PM, Shawn Guo wrote: > On Tue, Oct 09, 2012 at 12:25:44AM -0400, Nicolas Pitre wrote: >> On Tue, 9 Oct 2012, Shawn Guo wrote: >> >>> I have seen this error on mainline for a couple days when >>> ARM_ATAG_DTB_COMPAT is enabled. >>> >>> CC arch/arm/boot/compressed/fdt_ro.o >>> arch/arm/boot/compressed/fdt_ro.c: In function ?fdt_path_offset?: >>> arch/arm/boot/compressed/fdt_ro.c:172:3: error: implicit declaration of function ?fdt_get_alias_namelen? [-Werror=implicit-function-declaration] >>> arch/arm/boot/compressed/fdt_ro.c:172:5: warning: assignment makes pointer from integer without a cast [enabled by default] >>> arch/arm/boot/compressed/fdt_ro.c: At top level: >>> arch/arm/boot/compressed/fdt_ro.c:340:13: error: conflicting types for ?fdt_get_alias_namelen? >>> arch/arm/boot/compressed/fdt_ro.c:172:7: note: previous implicit declaration of ?fdt_get_alias_namelen? was here >>> cc1: some warnings being treated as errors >> >> I just tried building mainline now. It is at commit f5a246eab9. >> > The build still fails for me at this commit. I can't reproduce this. I tried both my local next-20121005-based dev branch and that exact commit above. I tried both the crosstool-ng-based compiler I normally use and Ubuntu 10.04's ARM compiler (possibly from a PPA). In both cases, I ran git clean -f -d -x ; git reset --hard HEAD first, and then build zImage, dtbs, and modules, and of course used your attached .config.