diff options
| author | Marek Behún <marek.behun@nic.cz> | 2018-04-24 17:21:29 +0200 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2018-05-14 10:00:15 +0200 |
| commit | cf2cf8510a10d954ea46b4a49a7bf9d95cccf4bd (patch) | |
| tree | e21861997232b26764a0fa30ac15ea887fb466e6 /drivers/net | |
| parent | 2d7a0f4399f924422e959613b4c2634dcd0ad87e (diff) | |
net: mvneta: Fix fault when wrong device tree
The driver does not check id phy_connect failed (for example on wrong
property name in device tree). In such a case a fault occurs and the
CPU is restarted.
Signed-off-by: Marek Behun <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/mvneta.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/mvneta.c b/drivers/net/mvneta.c index 6eacd6116a..7036b517b4 100644 --- a/drivers/net/mvneta.c +++ b/drivers/net/mvneta.c @@ -1562,6 +1562,10 @@ static int mvneta_start(struct udevice *dev) phydev = phy_connect(pp->bus, pp->phyaddr, dev, pp->phy_interface); + if (!phydev) { + printf("phy_connect failed\n"); + return -ENODEV; + } pp->phydev = phydev; phy_config(phydev); |