From: kernel test robot <lkp@xxxxxxxxx> NULL check before kfree is not needed. Generated by: scripts/coccinelle/free/ifnullfree.cocci Fixes: e9bed2a1239b ("kvfree_rcu(): Switch to kmalloc() and kfree() for allocations") Signed-off-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Julia Lawall <julia.lawall@xxxxxxxx> --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git urezki-pcount.2020.09.26a head: 1a8eee1cc5b0e59c17f5d94c5871e6c70c4a43a1 commit: e9bed2a1239b017d78cec5de66adce0560f6d077 [17/18] kvfree_rcu(): Switch to kmalloc() and kfree() for allocations :::::: branch date: 4 hours ago :::::: commit date: 15 hours ago tree.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3165,8 +3165,7 @@ static void kfree_rcu_work(struct work_s bkvhead[i] = NULL; krc_this_cpu_unlock(krcp, flags); - if (bkvhead[i]) - kfree(bkvhead[i]); + kfree(bkvhead[i]); cond_resched_tasks_rcu_qs(); }