1 files changed, 4 insertions, 4 deletions
diff --git a/bisect.c b/bisect.c
index 7996c2907b..dc13319c20 100644
--- a/bisect.c
+++ b/bisect.c
@@ -860,8 +860,8 @@ static void check_good_are_ancestors_of_bad(const char *prefix, int no_checkout)
 	/* Create file BISECT_ANCESTORS_OK. */
 	fd = open(filename, O_CREAT | O_TRUNC | O_WRONLY, 0600);
 	if (fd < 0)
-		warning("could not create file '%s': %s",
-			filename, strerror(errno));
+		warning_errno("could not create file '%s'",
+			      filename);
 	else
 		close(fd);
  done:
@@ -890,6 +890,7 @@ static void show_diff_tree(const char *prefix, struct commit *commit)
 	if (!opt.diffopt.output_format)
 		opt.diffopt.output_format = DIFF_FORMAT_RAW;
 
+	setup_revisions(0, NULL, &opt, NULL);
 	log_tree_commit(&opt, commit);
 }
 
@@ -910,8 +911,7 @@ void read_bisect_terms(const char **read_bad, const char **read_good)
 			*read_good = "good";
 			return;
 		} else {
-			die("could not read file '%s': %s", filename,
-				strerror(errno));
+			die_errno("could not read file '%s'", filename);
 		}
 	} else {
 		strbuf_getline_lf(&str, fp);