diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2016-09-15 12:38:17 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2016-09-16 09:35:34 +0200 |
| commit | 1a43860506f293498b989822fb16444c602d0000 (patch) | |
| tree | 917bc3ebe49b92f516ec77cd632b59b0385122c2 /drivers/net/mvneta.c | |
| parent | 2b7823e7deeb7ec26d7b3c1b26cabcad9a827e19 (diff) | |
| download | barebox-1a43860506f293498b989822fb16444c602d0000.tar.gz barebox-1a43860506f293498b989822fb16444c602d0000.tar.xz | |
net: mvneta: clean txdesc before usage
This fixes tx error detection which triggered way too often because the
hardware doesn't seem to clear the error bits on success
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/net/mvneta.c')
| -rw-r--r-- | drivers/net/mvneta.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c index 1690f3b576..5c163cebc7 100644 --- a/drivers/net/mvneta.c +++ b/drivers/net/mvneta.c @@ -395,6 +395,7 @@ static int mvneta_send(struct eth_device *edev, void *data, int len) /* Flush transmit data */ dma_sync_single_for_device((unsigned long)data, len, DMA_TO_DEVICE); + memset(txdesc, 0, sizeof(*txdesc)); /* Fill the Tx descriptor */ txdesc->cmd_sts = MVNETA_TX_L4_CSUM_NOT | MVNETA_TXD_FLZ_DESC; txdesc->buf_ptr = (u32)data; |