diff options
| author | Benoît Thébaudeau <[email protected]> | 2012-08-10 07:56:21 +0000 |
|---|---|---|
| committer | Joe Hershberger <[email protected]> | 2012-09-27 12:21:36 -0500 |
| commit | 460f949f897a401b40327be7a1a9cccd22762c77 (patch) | |
| tree | c08998decc34ad49a816da45458afc4be237b120 /net | |
| parent | 185f7d9afc9b5c77bbedc386a43019e07e5d0c04 (diff) | |
net: eth_write_hwaddr: Return error for invalid MACs
If dev->enetaddr was supposed to be set with dev->write_hwaddr() but the MAC
address was not valid, return an error.
Signed-off-by: Benoît Thébaudeau <[email protected]>
Cc: Joe Hershberger <[email protected]>
Acked-by: Mike Frysinger <[email protected]>
Diffstat (limited to 'net')
| -rw-r--r-- | net/eth.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/eth.c b/net/eth.c index 49458c8db91..321d5b18fd8 100644 --- a/net/eth.c +++ b/net/eth.c @@ -218,9 +218,12 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name, } if (dev->write_hwaddr && - !eth_mac_skip(eth_number) && - is_valid_ether_addr(dev->enetaddr)) + !eth_mac_skip(eth_number)) { + if (!is_valid_ether_addr(dev->enetaddr)) + return -1; + ret = dev->write_hwaddr(dev); + } return ret; } |