Staging: et131x: tx ring mac error is only used as a local

So make it a local

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 3 insertions, 6 deletions

diff --git a/drivers/staging/et131x/et1310_tx.h b/drivers/staging/et131x/et1310_tx.h
index 60bb2c8a306..4f0ea81978f 100644
--- a/drivers/staging/et131x/et1310_tx.h
+++ b/drivers/staging/et131x/et1310_tx.h
@@ -143,9 +143,7 @@ struct tx_ring {
         u32 *tx_status;
         dma_addr_t tx_status_pa;
 
-        TXMAC_ERR_t TxMacErr;
-
-        /* Variables to track the Tx interrupt coalescing features */
+        /* Packets since the last IRQ: used for interrupt coalescing */
         int since_irq;
 };
 
diff --git a/drivers/staging/et131x/et131x_isr.c b/drivers/staging/et131x/et131x_isr.c
index b6dab8c7699..ccd9bc22e18 100644
--- a/drivers/staging/et131x/et131x_isr.c
+++ b/drivers/staging/et131x/et131x_isr.c
@@ -397,8 +397,7 @@ void et131x_isr_handler(struct work_struct *work)
 
                 /* Let's move on to the TxMac */
                 if (status & ET_INTR_TXMAC) {
-                        etdev->tx_ring.TxMacErr.value =
-                                readl(&iomem->txmac.err.value);
+                        u32 err = readl(&iomem->txmac.err.value);
 
                         /*
                          * When any of the errors occur and TXMAC generates
@@ -412,7 +411,7 @@ void et131x_isr_handler(struct work_struct *work)
                          */
                         dev_warn(&etdev->pdev->dev,
                                     "TXMAC interrupt, error 0x%08x\n",
-                                    etdev->tx_ring.TxMacErr.value);
+                                    err);
 
                         /* If we are debugging, we want to see this error,
                          * otherwise we just want the device to be reset and