diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c
index 9c96e72e522e..a327c2bbb6b6 100644
--- a/arch/arm64/kvm/hyp/nvhe/ffa.c
+++ b/arch/arm64/kvm/hyp/nvhe/ffa.c
@@ -880,7 +880,7 @@ static void do_ffa_part_get(struct arm_smccc_1_2_regs *res,
 
 bool kvm_host_ffa_handler(struct kvm_cpu_context *host_ctxt, u32 func_id)
 {
-	struct arm_smccc_1_2_regs res;
+	struct arm_smccc_1_2_regs res = {0};
 
 	/*
 	 * There's no way we can tell what a non-standard SMC call might