diff --git a/drivers/base/sync.c b/drivers/base/sync.c
index 4e63d41d6ffd..c11ab4d8230c 100644
--- a/drivers/base/sync.c
+++ b/drivers/base/sync.c
@@ -634,7 +634,7 @@ static unsigned int sync_fence_poll(struct file *file, poll_table *wait)
 
 static long sync_fence_ioctl_wait(struct sync_fence *fence, unsigned long arg)
 {
-	__u32 value;
+	__s32 value;
 
 	if (copy_from_user(&value, (void __user *)arg, sizeof(value)))
 		return -EFAULT;