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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-07-30 17:04:52 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-31 02:28:16 -0700 |
| commit | b217d616a15fcfb3caf2a72c1a071c6d3f182f8d (patch) | |
| tree | 301422d7c0fba653dfb5e32c80fedc2cede627e3 /net/ipv4/devinet.c | |
| parent | fcc5a03ac42564e9e255c1134dda47442289e466 (diff) | |
| download | blackbird-op-linux-b217d616a15fcfb3caf2a72c1a071c6d3f182f8d.tar.gz blackbird-op-linux-b217d616a15fcfb3caf2a72c1a071c6d3f182f8d.zip | |
[IPV4/IPV6]: Fail registration if inet device construction fails
Now that netdev notifications can fail, we can use this to signal
errors during registration for IPv4/IPv6. In particular, if we
fail to allocate memory for the inet device, we can fail the netdev
registration.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/devinet.c')
| -rw-r--r-- | net/ipv4/devinet.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index abf6352f990f..5b77bdaa57dd 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1056,10 +1056,9 @@ static int inetdev_event(struct notifier_block *this, unsigned long event, if (!in_dev) { if (event == NETDEV_REGISTER) { in_dev = inetdev_init(dev); + if (!in_dev) + return notifier_from_errno(-ENOMEM); if (dev == &loopback_dev) { - if (!in_dev) - panic("devinet: " - "Failed to create loopback\n"); IN_DEV_CONF_SET(in_dev, NOXFRM, 1); IN_DEV_CONF_SET(in_dev, NOPOLICY, 1); } |
