The RX buffer size calulation failed to account for the length granularity
(which is now 32 bytes)...
Signed-off-by: Sergei Shtylyov <sergei.shtyl...@cogentembedded.com>
---
drivers/net/ethernet/renesas/sh_eth.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Index: net/drivers/net/ethernet/renesas/sh_eth.c
===================================================================
--- net.orig/drivers/net/ethernet/renesas/sh_eth.c
+++ net/drivers/net/ethernet/renesas/sh_eth.c
@@ -1127,7 +1127,7 @@ static void sh_eth_ring_format(struct ne
struct sh_eth_txdesc *txdesc = NULL;
int rx_ringsize = sizeof(*rxdesc) * mdp->num_rx_ring;
int tx_ringsize = sizeof(*txdesc) * mdp->num_tx_ring;
- int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1;
+ int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN + 32 - 1;
dma_addr_t dma_addr;
mdp->cur_rx = 0;
@@ -1450,7 +1450,7 @@ static int sh_eth_rx(struct net_device *
struct sk_buff *skb;
u16 pkt_len = 0;
u32 desc_status;
- int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1;
+ int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN + 32 - 1;
dma_addr_t dma_addr;
boguscnt = min(boguscnt, *quota);
--
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