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(parent: cc1fa8d) | patch
nl80211: take RCU read lock when calling ieee80211_bss_get_ie()
authorDominik Brodowski <linux@dominikbrodowski.net>
Mon, 15 Jan 2018 07:12:15 +0000 (08:12 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Mon, 15 Jan 2018 08:15:04 +0000 (09:15 +0100)
commitc66d1047139e1713a8de6d222c12a8810e082c6c
tree97ecb540ce522008ac03bc7840ee2da0b9c0a5a3tree | snapshot
parentcc1fa8d7be5ba671602839dd60cd97b639847f84commit | diff
nl80211: take RCU read lock when calling ieee80211_bss_get_ie()

As ieee80211_bss_get_ie() derefences an RCU to return ssid_ie, both
the call to this function and any operation on this variable need
protection by the RCU read lock.

Fixes: 17430cbd133c ("nl80211: don't expose wdev->ssid for most interfaces")
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
net/wireless/nl80211.c diff | blob | history
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