From: Daniel Inderbitzin daniel.inderbitzin@crypto.ch
The rxbd is not correctly handled in case of a frame physical error (FPE) or frame size error (FSE). The rxbd must be cleared and advanced in case of an error to avoid receive stall.
Signed-off-by: Daniel Inderbitzin daniel.inderbitzin@gmail.com ---
drivers/net/fm/eth.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/fm/eth.c b/drivers/net/fm/eth.c index d7a37f3..6702f5a 100644 --- a/drivers/net/fm/eth.c +++ b/drivers/net/fm/eth.c @@ -520,6 +520,7 @@ static int fm_eth_recv(struct eth_device *dev) u16 status, len; u8 *data; u16 offset_out; + int ret = 1;
fm_eth = (struct fm_eth *)dev->priv; pram = fm_eth->rx_pram; @@ -533,7 +534,7 @@ static int fm_eth_recv(struct eth_device *dev) net_process_received_packet(data, len); } else { printf("%s: Rx error\n", dev->name); - return 0; + ret = 0; }
/* clear the RxBDs */ @@ -559,7 +560,7 @@ static int fm_eth_recv(struct eth_device *dev) } fm_eth->cur_rxbd = (void *)rxbd;
- return 1; + return ret; }
static int fm_eth_init_mac(struct fm_eth *fm_eth, struct ccsr_fman *reg)