Re: r292688: ix_txrx.c:812:4: error: use of undeclared identifier 'ip6';

Am Thu, 24 Dec 2015 08:34:49 -0800
Sean Bruno <sbruno_at_freebsd.org> schrieb:

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> On 12/24/15 04:03, O. Hartmann wrote:
> > Building kernel on r292688 fails with the error shown below:
> > 
> > [...] cc  -O2 -pipe -O3 -O3 -pipe -march=native
> > -fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -nostdinc
> > -DHAVE_KERNEL_OPTION_HEADERS -include
> > /usr/obj/usr/src/sys/GATE/opt_global.h -I. -I/usr/src/sys
> > -fno-common -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
> > -I/usr/obj/usr/src/sys/GATE -mcmodel=kernel -mno-red-zone -mno-mmx
> > -mno-sse -msoft-float -fno-asynchronous-unwind-tables
> > -ffreestanding -fwrapv -fstack-protector -Wall -Wredundant-decls
> > -Wnested-externs -Wstrict-prototypes  -Wmissing-prototypes 
> > -Wpointer-arith -Winline -Wcast-qual  -Wundef -Wno-pointer-sign 
> > -D__printf__=__freebsd_kprintf__  -Wmissing-include-dirs
> > -fdiagnostics-show-option -Wno-unknown-pragmas
> > -Wno-error-tautological-compare -Wno-error-empty-body 
> > -Wno-error-parentheses-equality -Wno-error-unused-function
> > -Wno-error-pointer-sign -Wno-error-shift-negative-value  -mno-aes
> > -mno-avx  -std=iso9899:1999 -c
> > /usr/src/sys/modules/isci/../../dev/isci/scil/scif_sas_smp_remote_device.c
> > -o scif_sas_smp_remote_device.o --- all_subdir_iwnfw --- ---
> > iwn5150fw.ko --- ld -d -warn-common -r -d -o iwn5150fw.ko
> > iwlwifi-5150-8.24.2.2.fw.fwo iwn5150fw.o :> export_syms awk -f
> > /usr/src/sys/conf/kmod_syms.awk iwn5150fw.ko  export_syms | xargs
> > -J% objcopy % iwn5150fw.ko --- all_subdir_ix --- --- ix_txrx.o ---
> > /usr/src/sys/modules/ix/../../dev/ixgbe/ix_txrx.c:812:4: error: use
> > of undeclared identifier 'ip6'; did you mean 'ip'? ip6 = (struct
> > ip6_hdr *)(l3d); ^~~ ip
> > /usr/src/sys/modules/ix/../../dev/ixgbe/ix_txrx.c:730:13: note:
> > 'ip' declared here struct ip *ip; ^
> > /usr/src/sys/modules/ix/../../dev/ixgbe/ix_txrx.c:812:8: error: 
> > incompatible pointer types assigning to 'struct ip *' from 'struct
> > ip6_hdr *' [-Werror,-Wincompatible-pointer-types] ip6 = (struct
> > ip6_hdr *)(l3d); ^ ~~~~~~~~~~~~~~~~~~~~~~~
> > /usr/src/sys/modules/ix/../../dev/ixgbe/ix_txrx.c:814:14: error: 
> > use of undeclared identifier 'ip6' ipproto = ip6->ip6_nxt; ^ ---
> > all_subdir_isci ---
> >   
> 
> 
> Is this just GENERIC? Or custom kernconf?
> 
> sean
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a custom kernel, excluded is INET6 - as you stated.

After the patch the error went away. 

Thank you very much.

oh