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>
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 @@
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 @@
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 @@
}
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)