diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2010-12-03 09:20:42 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-12-06 16:01:28 -0500 |
| commit | f9e10ce4cf86945eb5efcab31284c971877ed012 (patch) | |
| tree | a56ec8ed84019901bf92aa969e366afb8b8ce36b /net/wireless/nl80211.c | |
| parent | 09b174702601079c3a04806754be30ffbd70db4d (diff) | |
| download | lwn-f9e10ce4cf86945eb5efcab31284c971877ed012.tar.gz lwn-f9e10ce4cf86945eb5efcab31284c971877ed012.zip | |
cfg80211: require add_virtual_intf to return new dev
cfg80211 used to do all its bookkeeping in
the notifier, but some new stuff will have
to use local variables so make the callback
return the netdev pointer.
Tested-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless/nl80211.c')
| -rw-r--r-- | net/wireless/nl80211.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 0b90cab5da2f..cc2e5d6163de 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -1368,6 +1368,7 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) { struct cfg80211_registered_device *rdev = info->user_ptr[0]; struct vif_params params; + struct net_device *dev; int err; enum nl80211_iftype type = NL80211_IFTYPE_UNSPECIFIED; u32 flags; @@ -1403,11 +1404,13 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ? info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL, &flags); - err = rdev->ops->add_virtual_intf(&rdev->wiphy, + dev = rdev->ops->add_virtual_intf(&rdev->wiphy, nla_data(info->attrs[NL80211_ATTR_IFNAME]), type, err ? NULL : &flags, ¶ms); + if (IS_ERR(dev)) + return PTR_ERR(dev); - return err; + return 0; } static int nl80211_del_interface(struct sk_buff *skb, struct genl_info *info) |