diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
index 590f54d..1ecbb8d 100644
--- a/fs/ext4/ext4_common.c
+++ b/fs/ext4/ext4_common.c
@@ -127,7 +127,8 @@
 	return 0;
 }
 
-int ext4fs_get_indir_block(struct ext2fs_node *node, struct ext4fs_indir_block *indir, int blkno)
+static int ext4fs_get_indir_block(struct ext2fs_node *node,
+				struct ext4fs_indir_block *indir, int blkno)
 {
 	struct ext_filesystem *fs = node->data->fs;
 	int blksz;