diff --git a/common/spl/spl_ext.c b/common/spl/spl_ext.c
index f117c63..2bf3434 100644
--- a/common/spl/spl_ext.c
+++ b/common/spl/spl_ext.c
@@ -28,7 +28,7 @@
 
 	ext4fs_set_blk_dev(block_dev, &part_info);
 
-	err = ext4fs_mount(0);
+	err = ext4fs_mount(part_info.size);
 	if (!err) {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
 		printf("%s: ext4fs mount err - %d\n", __func__, err);
@@ -82,7 +82,7 @@
 
 	ext4fs_set_blk_dev(block_dev, &part_info);
 
-	err = ext4fs_mount(0);
+	err = ext4fs_mount(part_info.size);
 	if (!err) {
 #ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
 		printf("%s: ext4fs mount err - %d\n", __func__, err);