diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 404b3aabdb4d..76fe3ccfd381 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -181,6 +181,28 @@ case "$elfformat" in elf32-powerpc) format=elf32ppc ;; esac +ld_version() +{ + # Poached from scripts/ld-version.sh, but we don't want to call that because + # this script (wrapper) is distributed separately from the kernel source. + # Extract linker version number from stdin and turn into single number. + awk '{ + gsub(".*\\)", ""); + gsub(".*version ", ""); + gsub("-.*", ""); + split($1,a, "."); + print a[1]*100000000 + a[2]*1000000 + a[3]*10000; + exit + }' +} + +# Do not include PT_INTERP segment when linking pie. Non-pie linking +# just ignores this option. +LD_VERSION=$(${CROSS}ld --version | ld_version) +LD_NO_DL_MIN_VERSION=$(echo 2.26 | ld_version) +if [ "$LD_VERSION" -ge "$LD_NO_DL_MIN_VERSION" ] ; then + nodl="--no-dynamic-linker" +fi platformo=$object/"$platform".o lds=$object/zImage.lds @@ -446,7 +468,7 @@ if [ "$platform" != "miboot" ]; then text_start="-Ttext $link_address" fi #link everything - ${CROSS}ld -m $format -T $lds $text_start $pie -o "$ofile" \ + ${CROSS}ld -m $format -T $lds $text_start $pie $nodl -o "$ofile" \ $platformo $tmp $object/wrapper.a rm $tmp fi