uInitrd file missing in lsk arndale-be build

[Naresh Kamboju]

uInitrd file missing in lsk arndale-be build. Due to this reason rootfs mount failed and boot test reported as failure.

 [ 2.659454] EXT4-fs (mmcblk1p6): mounted filesystem with ordered data mode. Opts: (null)
 [ 2.666065] VFS: Mounted root (ext4 filesystem) readonly on device 179:38.
 [ 2.679945] devtmpfs: mounted
 [ 2.681898] Freeing unused kernel memory: 352K (80619000 - 80671000)
 [ 2.709342] request_module: runaway loop modprobe binfmt-464c
 [ 2.752673] request_module: runaway loop modprobe binfmt-464c
 [ 2.762930] Kernel panic - not syncing: No init found. Try passing init= option to kernel. See Linux Documentation/init.txt for guidance.

https://validation.linaro.org/scheduler/job/128551/log_file#L_15_287

build images:
"hwpack": http://snapshots.linaro.org/kernel-hwpack/linux-linaro-stable-lsk-arndale-be/286/hwpack_linaro-lsk-arndale-be_20140523-1202_b286_armhf_supported.tar.gz
"rootfs": http://snapshots.linaro.org/openembedded/images/minimal-armv7ab-gcc-4.8/228/linaro-image-minimal-genericarmv7ab-20140522-228.rootfs.tar.gz

[Chase Qi (chase-qi)]

Migrated to bugzilla: https://bugs.linaro.org/show_bug.cgi?id=530