fnid is an outer variable and shouldn't be overrided, change the inner variable
name from 'fnid' to 'id'.
(Bitbake rev: c6dc8d6310af22c95adb06c64339e7ec9eaeb315)
Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>