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| author | Michael Brown | 2012-04-21 17:25:55 +0200 |
|---|---|---|
| committer | Michael Brown | 2012-04-21 17:28:29 +0200 |
| commit | 44d5ef9d7d525edf4c9d8c7a5b8b09f6eb4143b9 (patch) | |
| tree | 11763fdabecb548b37c2e1ceb91f8a636c79fc57 /src/usr | |
| parent | [skel] Add skeleton network driver (diff) | |
| download | ipxe-44d5ef9d7d525edf4c9d8c7a5b8b09f6eb4143b9.tar.gz ipxe-44d5ef9d7d525edf4c9d8c7a5b8b09f6eb4143b9.tar.xz ipxe-44d5ef9d7d525edf4c9d8c7a5b8b09f6eb4143b9.zip | |
[netdevice] Allow network device to update link state before checking
If the network interface has only just been opened (e.g. by the "dhcp"
command) then we should allow at least one opportunity for the card to
update the link state before testing it, to avoid false positives.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/usr')
| -rw-r--r-- | src/usr/ifmgmt.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/usr/ifmgmt.c b/src/usr/ifmgmt.c index 04985159..8ee311c0 100644 --- a/src/usr/ifmgmt.c +++ b/src/usr/ifmgmt.c @@ -113,6 +113,9 @@ int iflinkwait ( struct net_device *netdev, unsigned int max_wait_ms ) { int key; int rc; + /* Allow link state to be updated */ + netdev_poll ( netdev ); + if ( netdev_link_ok ( netdev ) ) return 0; |