He had no room to be killing soldiers if he planned to take on Frieza, Zarbon, Dadoria and the Ginyu Force. Goku showed more Saiyan pride than him when he stopped Krillin from shanking his ass with Yajurobe's sword.
"What about Saiyan on Saiyan crime?"

Goku has no saiyan pride, he just a retard looking for a sparing partner.