Delay umount (for RedHat access to pti_enable)

spectre-meltdown-checker.sh

@@ -199,11 +199,6 @@ case "$ibrs_enabled" in
 	*) pstatus yellow unknown;;
 esac
 
-if [ "$mounted_debugfs" = 1 ]; then
-	# umount debugfs if we did mount it ourselves
-	umount /sys/kernel/debug
-fi
-
 /bin/echo "* Mitigation 2"
 /bin/echo -n "*   Kernel compiled with retpolines: "
 # We check the RETPOLINE kernel options
@@ -301,6 +296,11 @@ else
 	pstatus red NO
 fi
 
+if [ "$mounted_debugfs" = 1 ]; then
+	# umount debugfs if we did mount it ourselves
+	umount /sys/kernel/debug
+fi
+
 /bin/echo -ne "> \033[46m\033[30mSTATUS:\033[0m "
 if grep -q AMD /proc/cpuinfo; then
 	pstatus green "NOT VULNERABLE" "your CPU is not vulnerable as per the vendor"