diff --git a/drivers/char/adsprpc.c b/drivers/char/adsprpc.c
index 8ed94351e897..ada4f3a4c81c 100644
--- a/drivers/char/adsprpc.c
+++ b/drivers/char/adsprpc.c
@@ -648,12 +648,20 @@ static int fastrpc_mmap_find(struct fastrpc_file *fl, int fd,
 static int dma_alloc_memory(dma_addr_t *region_phys, void **vaddr, size_t size,
 					unsigned long dma_attr)
 {
+	int err = 0;
 	struct fastrpc_apps *me = &gfa;
 
 	if (me->dev == NULL) {
 		pr_err("device adsprpc-mem is not initialized\n");
 		return -ENODEV;
 	}
+	VERIFY(err, size > 0 && size < MAX_SIZE_LIMIT);
+	if (err) {
+		err = -EFAULT;
+		pr_err("adsprpc: %s: invalid allocation size 0x%zx\n",
+			__func__, size);
+		return err;
+	}
 	*vaddr = dma_alloc_attrs(me->dev, size, region_phys,
 					GFP_KERNEL, dma_attr);
 	if (IS_ERR_OR_NULL(*vaddr)) {