Merge pull request #1646 from UndeadDevel/better_PIN_question_default

Address inconsistency between docs and OEM factory reset User GPG PIN minimum length requirement

initrd/bin/oem-factory-reset

@@ -994,7 +994,7 @@ if [ "$use_defaults" == "n" -o "$use_defaults" == "N" ]; then
         echo
         if [ "$prompt_output" == "y" \
             -o "$prompt_output" == "Y" ]; then
-            echo -e "\nThey must be each at least 8 characters in length.\n"
+            echo -e "\nThe TPM Owner Password and Admin PIN must be at least 8, the User PIN at least 6 characters in length.\n"
             echo
             if [ "$CONFIG_TPM" = "y" ]; then
                 while [[ ${#TPM_PASS} -lt 8 ]]; do
@@ -1011,8 +1011,8 @@ if [ "$use_defaults" == "n" -o "$use_defaults" == "N" ]; then
             # That is, if keys were NOT generated in memory (on smartcard only) or
             #  if keys were generated in memory but are to be moved from local keyring to smartcard
             if [ "$GPG_GEN_KEY_IN_MEMORY" = "n" -o "$GPG_GEN_KEY_IN_MEMORY_COPY_TO_SMARTCARD" = "y" ]; then
-                while [[ ${#USER_PIN} -lt 8 ]] || [[ ${#USER_PIN} -gt $MAX_HOTP_GPG_PIN_LENGTH ]]; do
-                    echo -e -n "\nThis PIN should be between 8 to $MAX_HOTP_GPG_PIN_LENGTH characters in length.\n"
+                while [[ ${#USER_PIN} -lt 6 ]] || [[ ${#USER_PIN} -gt $MAX_HOTP_GPG_PIN_LENGTH ]]; do
+                    echo -e -n "\nThis PIN should be between 6 to $MAX_HOTP_GPG_PIN_LENGTH characters in length.\n"
                     echo -e -n "Enter desired GPG User PIN: "
                     read USER_PIN
                 done