Description: cipso: don't follow a NULL pointer when setsockopt() is called
References:
 https://bugzilla.redhat.com/show_bug.cgi?id=912900
Notes:
 jmm> Not activated in Wheezy kernel, only affects local builds with different options
 bwh> Same for squeeze and experimental
Bugs:
upstream: released (3.6) [89d7ae34cdda4195809a5a987f697a517a2a3177]
2.6.32-upstream-stable: released (2.6.32.60)
sid: released (3.2.29-1)
2.6.32-squeeze-security: released (2.6.3-48)
3.2-upstream-stable: released (3.2.28)