net: xilinx_emaclite: Fix problem with first incoming packet

You can't ping the board or connect to it unless you send
any packet out from board.

Tested-by: John Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>
Acked-by: John Linn <john.linn@xilinx.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
index dc22782633a5..83a044dbd1d7 100644
--- a/drivers/net/xilinx_emaclite.c
+++ b/drivers/net/xilinx_emaclite.c
@@ -134,18 +134,15 @@ static void xemaclite_enable_interrupts(struct net_local *drvdata)
         }
 
         /* Enable the Rx interrupts for the first buffer */
-        reg_data = in_be32(drvdata->base_addr + XEL_RSR_OFFSET);
         out_be32(drvdata->base_addr + XEL_RSR_OFFSET,
-                 reg_data | XEL_RSR_RECV_IE_MASK);
+                 XEL_RSR_RECV_IE_MASK);
 
         /* Enable the Rx interrupts for the second Buffer if
          * configured in HW */
         if (drvdata->rx_ping_pong != 0) {
-                reg_data = in_be32(drvdata->base_addr + XEL_BUFFER_OFFSET +
-                                   XEL_RSR_OFFSET);
                 out_be32(drvdata->base_addr + XEL_BUFFER_OFFSET +
                          XEL_RSR_OFFSET,
-                         reg_data | XEL_RSR_RECV_IE_MASK);
+                         XEL_RSR_RECV_IE_MASK);
         }
 
         /* Enable the Global Interrupt Enable */