[Patch] 2.6.29-rc3-git2 - Fix net/ipv6/ip6mr.o build break

allmodconfig build breaks with following error.

 CHK     include/linux/version.h
 CHK     include/linux/utsrelease.h
 SYMLINK include/asm -> include/asm-powerpc
 CALL    scripts/checksyscalls.sh
 CHK     include/linux/compile.h
 CALL    arch/powerpc/kernel/systbl_chk.sh
 CALL    arch/powerpc/kernel/prom_init_check.sh
 CC [M]  net/ipv6/ip6mr.o
net/ipv6/ip6mr.c: In function pim6_rcv:
net/ipv6/ip6mr.c:366: error: implicit declaration of function csum_ipv6_magic
make[2]: *** [net/ipv6/ip6mr.o] Error 1
make[1]: *** [net/ipv6] Error 2
make: *** [net] Error 2

Following patch fixes this issue.

thanks
-Sachin


Signed-off-by : Sachin Sant [off-list ref]
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