From 1ad9f93e8da8245237b01bea23b0a61bd42be9b8 Mon Sep 17 00:00:00 2001 From: Sandrine Bailleux Date: Fri, 22 Apr 2016 13:00:19 +0100 Subject: [PATCH] Validate psci_cpu_on_start() arguments This patch introduces some debug assertions in the function psci_cpu_on_start() to check the arguments it receives are valid. Change-Id: If4d23c9f668fb46f2d18c5e2ed1929498cc6736b --- services/std_svc/psci/psci_on.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/services/std_svc/psci/psci_on.c b/services/std_svc/psci/psci_on.c index 200e6222..9d2295e7 100644 --- a/services/std_svc/psci/psci_on.c +++ b/services/std_svc/psci/psci_on.c @@ -74,6 +74,10 @@ int psci_cpu_on_start(u_register_t target_cpu, unsigned int target_idx = plat_core_pos_by_mpidr(target_cpu); aff_info_state_t target_aff_state; + /* Calling function must supply valid input arguments */ + assert((int) target_idx >= 0); + assert(ep != NULL); + /* * This function must only be called on platforms where the * CPU_ON platform hooks have been implemented. -- 2.30.2