Author: Andreea-Cristina Bernat <bernat.ada@gmail.com> This « rcu_dereference() » call is used directly in a condition. Since its return value is never dereferenced it is recommended to use « rcu_access_pointer() » instead of « rcu_dereference() ». Therefore, this patch makes this replacement. The following Coccinelle semantic patch was used for solving it: @@ @@ ( if( ()) {…} | while( ()) {…} …