diff --git a/drivers/io/io_storage.c b/drivers/io/io_storage.c
index 0918de0..948f848 100644
--- a/drivers/io/io_storage.c
+++ b/drivers/io/io_storage.c
@@ -279,7 +279,7 @@
 		size_t *length_read)
 {
 	int result = -ENODEV;
-	assert(is_valid_entity(handle) && (buffer != (uintptr_t)NULL));
+	assert(is_valid_entity(handle));
 
 	io_entity_t *entity = (io_entity_t *)handle;
 
@@ -299,7 +299,7 @@
 		size_t *length_written)
 {
 	int result = -ENODEV;
-	assert(is_valid_entity(handle) && (buffer != (uintptr_t)NULL));
+	assert(is_valid_entity(handle));
 
 	io_entity_t *entity = (io_entity_t *)handle;