diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
index 0c0140decbc2fb2b1ea81178a0253308c89236b0..7546b660d6b52a2e0138ea667ad6a733ba185325 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-debugfs.c
@@ -153,7 +153,7 @@ static ssize_t xgbe_common_write(const char __user *buffer, size_t count,
 	int ret;
 
 	if (*ppos != 0)
-		return 0;
+		return -EINVAL;
 
 	if (count >= sizeof(workarea))
 		return -ENOSPC;