diff --git a/drivers/amlogic/memory_ext/vmap_stack.c b/drivers/amlogic/memory_ext/vmap_stack.c
index 55bffc4e1953..2a91eb6f0081 100644
--- a/drivers/amlogic/memory_ext/vmap_stack.c
+++ b/drivers/amlogic/memory_ext/vmap_stack.c
@@ -445,7 +445,7 @@ static void check_sp_fault_again(struct pt_regs *regs)
 {
 	unsigned long sp = 0, addr;
 	struct page *page;
-	int cache;
+	int cache = 0;
 
 #ifdef CONFIG_ARM
 	sp = regs->ARM_sp;
diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c
index a5afbe6dee68..8823771566b8 100644
--- a/drivers/tee/optee/call.c
+++ b/drivers/tee/optee/call.c
@@ -365,7 +365,7 @@ int optee_cancel_req(struct tee_context *ctx, u32 cancel_id, u32 session)
 {
 	struct optee_context_data *ctxdata = ctx->data;
 	struct tee_shm *shm;
-	struct optee_msg_arg *msg_arg;
+	struct optee_msg_arg *msg_arg = NULL;
 	phys_addr_t msg_parg;
 	struct optee_session *sess;