diff --git a/fs/isofs/namei.c b/fs/isofs/namei.c
index c8c7e5138a01..e2b4dad39ca9 100644
--- a/fs/isofs/namei.c
+++ b/fs/isofs/namei.c
@@ -158,7 +158,8 @@ isofs_find_entry(struct inode *dir, struct dentry *dentry,
 struct dentry *isofs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
 {
 	int found;
-	unsigned long block, offset;
+	unsigned long uninitialized_var(block);
+	unsigned long uninitialized_var(offset);
 	struct inode *inode;
 	struct page *page;