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| author | Daniel Inderbitzin <daniel.inderbitzin@crypto.ch> | 2015-07-10 14:06:02 +0200 |
|---|---|---|
| committer | Joe Hershberger <joe.hershberger@ni.com> | 2015-08-11 13:46:16 -0500 |
| commit | 466f775e02bcde5ea7454cd73ecf1a0f79275a30 (patch) | |
| tree | 45b096158fe52c1f0031b9723fed5480845daca7 /drivers/net | |
| parent | 1a791892dcb5904c8b208535704714b07802e0b8 (diff) | |
| download | u-boot-imx-466f775e02bcde5ea7454cd73ecf1a0f79275a30.zip u-boot-imx-466f775e02bcde5ea7454cd73ecf1a0f79275a30.tar.gz u-boot-imx-466f775e02bcde5ea7454cd73ecf1a0f79275a30.tar.bz2 | |
qoriq eth.c bugfix: handle received corrupted frames correctly
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>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/fm/eth.c | 5 |
1 files 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) |