diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index 67fb735..34b9872 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -480,13 +480,9 @@
 	u16 nsect		= 0;
 	char __user *buf = (char __user *)arg;
 
-	req_task = kzalloc(tasksize, GFP_KERNEL);
-	if (req_task == NULL)
-		return -ENOMEM;
-	if (copy_from_user(req_task, buf, tasksize)) {
-		kfree(req_task);
-		return -EFAULT;
-	}
+	req_task = memdup_user(buf, tasksize);
+	if (IS_ERR(req_task))
+		return PTR_ERR(req_task);
 
 	taskout = req_task->out_size;
 	taskin  = req_task->in_size;