builtin/diff-tree: cleanup references to sha1

Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Brandon Williams committed May 30, 2017 at 10:31 UTC 315f49f20bfbe65cecc2adfe6131588647c57ed4
1 file changed +3 -5
builtin/diff-tree.c
+3 -5
@@ -7,7 +7,7 @@
7
8 static struct rev_info log_tree_opt;
9
10 -static int diff_tree_commit_sha1(const struct object_id *oid)
10 +static int diff_tree_commit_oid(const struct object_id *oid)
11 {
12 struct commit *commit = lookup_commit_reference(oid);
13 if (!commit)
@@ -98,7 +98,6 @@ static void diff_tree_tweak_rev(struct rev_info *rev, struct setup_revision_opt
98
99 int cmd_diff_tree(int argc, const char **argv, const char *prefix)
100 {
101 - int nr_sha1;
101 char line[1000];
102 struct object *tree1, *tree2;
103 static struct rev_info *opt = &log_tree_opt;
@@ -132,15 +131,14 @@ int cmd_diff_tree(int argc, const char **argv, const char *prefix)
131 * reverse the order of the objects if the second one
132 * is marked UNINTERESTING.
133 */
135 - nr_sha1 = opt->pending.nr;
136 - switch (nr_sha1) {
134 + switch (opt->pending.nr) {
135 case 0:
136 if (!read_stdin)
137 usage(diff_tree_usage);
138 break;
139 case 1:
140 tree1 = opt->pending.objects[0].item;
143 - diff_tree_commit_sha1(&tree1->oid);
141 + diff_tree_commit_oid(&tree1->oid);
142 break;
143 case 2:
144 tree1 = opt->pending.objects[0].item;