Remove parameter

linux/system/kernel.sls

@@ -20,7 +20,7 @@ linux_kernel_package:
 # Not very Salt-ish.. :-(
 linux_kernel_old_absent:
   cmd.wait:
-  - name: "apt-get purge -y --no-input $(dpkg -l '*linux-image-[0-9]*' '*linux-headers-[0-9]*' '*linux-extra-[0-9]*' | grep -E '^ii' | awk '{print $2}' | grep -v '{{ system.kernel.version }}')"
+  - name: "apt-get purge -y $(dpkg -l '*linux-image-[0-9]*' '*linux-headers-[0-9]*' '*linux-extra-[0-9]*' | grep -E '^ii' | awk '{print $2}' | grep -v '{{ system.kernel.version }}')"
   - watch:
     - pkg: linux_kernel_package