fix segfault showing an empty remote

diff --git a/builtin-diff-tree.c b/builtin-diff-tree.c
index 8ecefd4f0f99117534deb9ca7d4446ade5c00223..79cedb72c44dca3edf400d86e401a93531b54407 100644 (file)
--- a/builtin-diff-tree.c
+++ b/builtin-diff-tree.c
@@ -102,7 +102,6 @@ int cmd_diff_tree(int argc, const char **argv, const char *prefix)
 
        init_revisions(opt, prefix);
        git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
-       nr_sha1 = 0;
        opt->abbrev = 0;
        opt->diff = 1;
        argc = setup_revisions(argc, argv, opt, NULL);