amd-xgbe: Fix sparse endian warnings

Change the types of the descriptor entries in the xgbe_ring_desc struct
from u32 to __le32 to fix endian warnings issued by sparse.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h
index aa8da9f..901fb1f 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe.h
@@ -246,10 +246,10 @@
 
 /* Common Rx and Tx descriptor mapping */
 struct xgbe_ring_desc {
-	u32 desc0;
-	u32 desc1;
-	u32 desc2;
-	u32 desc3;
+	__le32 desc0;
+	__le32 desc1;
+	__le32 desc2;
+	__le32 desc3;
 };
 
 /* Page allocation related values */