iwlwifi: remove pointless sta_id invalid check
iwlwifi: remove pointless sta_id invalid check

lq->sta_id cannot be invalid here since this
function will only be called after the station
has been added properly.

Signed-off-by: Johannes Berg <bff32994ff0f8d048f262a8388145a71b6071bfe@intel.com>
Signed-off-by: Reinette Chatre <bb5db0b6f994551e9583fc9e712e27afb43f1dec@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas