FCB(Frame Control Block) isn't the part of netdev hard header.
Add FCB to hard_header_len will make GRO fail at MAC comparision stage.
Signed-off-by: Jiajun Wu <b06...@freescale.com>
---
drivers/net/ethernet/freescale/gianfar.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/net/ethernet/freescale/gianfar.c
b/drivers/net/ethernet/freescale/gianfar.c
index 1adb024..0741ade 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1082,7 +1082,7 @@ static int gfar_probe(struct platform_device *ofdev)
if (dev->features & NETIF_F_IP_CSUM ||
priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER)
- dev->hard_header_len += GMAC_FCB_LEN;
+ dev->needed_headroom = GMAC_FCB_LEN;
/* Program the isrg regs only if number of grps > 1 */
if (priv->num_grps > 1) {
--
1.5.6.5
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