CONFIG_MACH_LINKSTATION_LS_HGL is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
default or selected kernelversion does not have config value CONFIG_MACH_LINKSTATION_LS_HGL.
Result is shown for kernelversion 6.9.9

Buffalo Linkstation LS-HGL

modulename: ls_hgl-setup.ko

configname: CONFIG_MACH_LINKSTATION_LS_HGL

Linux Kernel Configuration
└─>Marvell Orion
└─>Buffalo Linkstation LS-HGL
In linux kernel since version 2.6.34 (release Date: 2010-05-16)  
Say 'Y' here if you want your kernel to support the
Buffalo Linkstation LS-HGL platform.

source code: