mac80211: add channel context iterator
authorJohannes Berg <johannes.berg@intel.com>
Tue, 11 Sep 2012 15:57:42 +0000 (17:57 +0200)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 17 Oct 2012 09:02:10 +0000 (11:02 +0200)
Drivers may need to iterate the active channel
contexts, export an iterator function to allow
that. To make it possible, use RCU-safe list
functions.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

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