1 files changed, 19 insertions, 5 deletions

diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 2dfcc804784..dfa55f94ba7 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2289,6 +2289,23 @@ static int gfar_set_mac_address(struct net_device *dev)
         return 0;
 }
 
+/* Check if rx parser should be activated */
+void gfar_check_rx_parser_mode(struct gfar_private *priv)
+{
+        struct gfar __iomem *regs;
+        u32 tempval;
+
+        regs = priv->gfargrp[0].regs;
+
+        tempval = gfar_read(&regs->rctrl);
+        /* If parse is no longer required, then disable parser */
+        if (tempval & RCTRL_REQ_PARSER)
+                tempval |= RCTRL_PRSDEP_INIT;
+        else
+                tempval &= ~RCTRL_PRSDEP_INIT;
+        gfar_write(&regs->rctrl, tempval);
+}
+
 
 /* Enables and disables VLAN insertion/extraction */
 static void gfar_vlan_rx_register(struct net_device *dev,
@@ -2325,12 +2342,9 @@ static void gfar_vlan_rx_register(struct net_device *dev,
                 /* Disable VLAN tag extraction */
                 tempval = gfar_read(&regs->rctrl);
                 tempval &= ~RCTRL_VLEX;
-                /* If parse is no longer required, then disable parser */
-                if (tempval & RCTRL_REQ_PARSER)
-                        tempval |= RCTRL_PRSDEP_INIT;
-                else
-                        tempval &= ~RCTRL_PRSDEP_INIT;
                 gfar_write(&regs->rctrl, tempval);
+
+                gfar_check_rx_parser_mode(priv);
         }
 
         gfar_change_mtu(dev, dev->mtu);