diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 03920db4af45..2905b1f52d30 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -125,7 +125,7 @@ long arch_ptrace(struct task_struct *child, long request,
 		     addr >= sizeof(struct pt_regs))
 			break;
 		tmp = *(unsigned long *) ((char *) task_regs(child) + addr);
-		ret = put_user(tmp, (unsigned long *) data);
+		ret = put_user(tmp, (unsigned long __user *) data);
 		break;
 
 	/* Write the word at location addr in the USER area.  This will need