diff --git a/services/spd/trusty/trusty.c b/services/spd/trusty/trusty.c
index e27df154a6bb021253b9213ce5d8795f34ee095b..6d9cc28a6db19c1467b89742698bf0e30cf0582c 100644
--- a/services/spd/trusty/trusty.c
+++ b/services/spd/trusty/trusty.c
@@ -428,7 +428,7 @@ static int32_t trusty_setup(void)
 					    DAIF_FIQ_BIT |
 					    DAIF_IRQ_BIT |
 					    DAIF_ABT_BIT);
-	memset(&ep_info->args, 0, sizeof(ep_info->args));
+	(void)memset(&ep_info->args, 0, sizeof(ep_info->args));
 	plat_trusty_set_boot_args(&ep_info->args);
 
 	/* register init handler */