Commit cb368595 authored by Sergei Shtylyov's avatar Sergei Shtylyov Committed by David S. Miller

sh_eth: fix RX buffer size calculation

The RX buffer size calulation failed to account for the length granularity
(which is now 32 bytes)...
Signed-off-by: default avatarSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ab857916
...@@ -1127,7 +1127,7 @@ static void sh_eth_ring_format(struct net_device *ndev) ...@@ -1127,7 +1127,7 @@ static void sh_eth_ring_format(struct net_device *ndev)
struct sh_eth_txdesc *txdesc = NULL; struct sh_eth_txdesc *txdesc = NULL;
int rx_ringsize = sizeof(*rxdesc) * mdp->num_rx_ring; int rx_ringsize = sizeof(*rxdesc) * mdp->num_rx_ring;
int tx_ringsize = sizeof(*txdesc) * mdp->num_tx_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; dma_addr_t dma_addr;
mdp->cur_rx = 0; mdp->cur_rx = 0;
...@@ -1450,7 +1450,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota) ...@@ -1450,7 +1450,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota)
struct sk_buff *skb; struct sk_buff *skb;
u16 pkt_len = 0; u16 pkt_len = 0;
u32 desc_status; 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; dma_addr_t dma_addr;
boguscnt = min(boguscnt, *quota); boguscnt = min(boguscnt, *quota);
......
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