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(parent: c7ab508) | patch
cfg80211: protect fools returning NULL in add_virtual_intf
authorRafał Miłecki <zajec5@gmail.com>
Fri, 14 Nov 2014 17:43:28 +0000 (18:43 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 19 Nov 2014 17:50:34 +0000 (18:50 +0100)
commitd687cbb703f50980e155c5642cf229ec2bb45e3e
tree6d4d167a3b672ad05a814d899bbbde8a89240e94tree | snapshot (tar.gz zip)
parentc7ab508190aee6b4a62cfab7ee08457602468672commit | diff
cfg80211: protect fools returning NULL in add_virtual_intf

Callback add_virtual_intf is supposed to return ERR_PTR and trying to
return NULL results in some "Unable to handle kernel paging request",
etc. As it may be complicated to debug & trace, let's catch it (WARN).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/wireless/nl80211.c diff | blob | blame | history