-
由 Johannes Berg 提交于
Properly protect the RCU dereference in iwl_mvm_get_key_sta_id() when coming from iwl_mvm_update_tkip_key() which cannot hold the mvm->mutex by moving the call into the RCU critical section. Modify the check to use rcu_dereference_check() to permit this. Fixes: 9513c5e1 ("iwlwifi: mvm: Avoid dereferencing sta if it was already flushed") Reported-by: NLaura Abbott <labbott@redhat.com> Signed-off-by: NJohannes Berg <johannes.berg@intel.com> Signed-off-by: NEmmanuel Grumbach <emmanuel.grumbach@intel.com>
45854360