gianfar: Only process completed frames
If the LAST bit is not set in the RxBD, it's possible we're processing
an incomplete frame, which is bad. While we're at it, add a constant
for the error bitmask, so the whole if-clause fits on one line,
and is more legible.
Signed-off-by: Dai Haruki <dai.haruki@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 0ab4b26..a59edf7 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -1526,9 +1526,7 @@
rmb();
skb = priv->rx_skbuff[priv->skb_currx];
- if (!(bdp->status &
- (RXBD_LARGE | RXBD_SHORT | RXBD_NONOCTET
- | RXBD_CRCERR | RXBD_OVERRUN | RXBD_TRUNCATED))) {
+ if ((bdp->status & RXBD_LAST) && !(bdp->status & RXBD_ERR)) {
/* Increment the number of packets */
dev->stats.rx_packets++;
howmany++;