diff.c: call regfree to free memory allocated by regcomp when necessary

diff --git a/tree-walk.h b/tree-walk.h
index 42110a465f9a8c91d1bc643dfae7a9b9c32e3719..f78361a676be002a36bed0f243217c4e0ae9c8d1 100644 (file)
--- a/tree-walk.h
+++ b/tree-walk.h
@@ -28,7 +28,10 @@ static inline int tree_entry_len(const char *name, const unsigned char *sha1)
 void update_tree_entry(struct tree_desc *);
 void init_tree_desc(struct tree_desc *desc, const void *buf, unsigned long size);
 
-/* Helper function that does both of the above and returns true for success */
+/*
+ * Helper function that does both tree_entry_extract() and update_tree_entry()
+ * and returns true for success
+ */
 int tree_entry(struct tree_desc *, struct name_entry *);
 
 void *fill_tree_descriptor(struct tree_desc *desc, const unsigned char *sha1);