From: Rafał Miłecki <zajec5@gmail.com>
Date: Fri, 14 Nov 2014 17:43:28 +0000 (+0100)
Subject: cfg80211: protect fools returning NULL in add_virtual_intf
X-Git-Tag: omap-for-v3.19/fixes-rc1~125^2~134^2~2^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d687cbb703f50980e155c5642cf229ec2bb45e3e;p=pandora-kernel.git

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>
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