diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 4cf85fe..ab98813 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -543,7 +543,6 @@
 	struct task_struct *tsk;
 	__u16 subcode;
 
-	kstat_cpu(smp_processor_id()).irqs[EXTINT_PFL]++;
 	/*
 	 * Get the external interruption subcode & pfault
 	 * initial/completion signal bit. VM stores this 
@@ -553,6 +552,7 @@
 	subcode = ext_int_code >> 16;
 	if ((subcode & 0xff00) != __SUBCODE_MASK)
 		return;
+	kstat_cpu(smp_processor_id()).irqs[EXTINT_PFL]++;
 
 	/*
 	 * Get the token (= address of the task structure of the affected task).