kconfig: incorrect 'len' field initialisation ?

[linux-2.6] / scripts / gcc-x86_64-has-stack-protector.sh

#!/bin/sh

echo "int foo(void) { char X[200]; return 3; }" | $1 -S -xc -c -O0 -mcmodel=kernel -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
if [ "$?" -eq "0" ] ; then
        echo $2
fi