diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 869de6d..64d5ba1 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -1063,7 +1063,7 @@
 
 	task = kthread_run(ecard_task, NULL, "kecardd");
 	if (IS_ERR(task)) {
-		printk(KERN_ERR "Ecard: unable to create kernel thread: %d\n",
+		printk(KERN_ERR "Ecard: unable to create kernel thread: %ld\n",
 		       PTR_ERR(task));
 		return PTR_ERR(task);
 	}