X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=tree.h;h=74fe09d7634661d208f88536cf831c3858766450;hb=d289d13625ffa568c3007c3620eaafeb521ac06d;hp=056bd86fa9e5a62207bd52fbb124f080e8854253;hpb=6af1f0192ff8740fe77db7cf02c739ccfbdf119c;p=git.git

diff --git a/tree.h b/tree.h
index 056bd86f..74fe09d7 100644
--- a/tree.h
+++ b/tree.h
@@ -24,7 +24,7 @@ struct tree {
 	struct tree_entry_list *entries;
 };
 
-struct tree *lookup_tree(unsigned char *sha1);
+struct tree *lookup_tree(const unsigned char *sha1);
 
 int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);