commit 6ced7ba8b0a1cecd667313e4e45f51be404f97c8
from: Stefan Sperling <stsp@stsp.name>
date: Sun Sep 22 11:28:06 2019 UTC

avoid a NULL deref in diff_fileindex_tree(); found by jj@ with scan-build

commit - 8e158b0141b7625e7db96d7ff32f7312b08d2740
commit + 6ced7ba8b0a1cecd667313e4e45f51be404f97c8
blob - 05c0896c505ce7c7462de2f06c6387e3169eb110
blob + 1db1d7561b93f5dfbf11def07d7ef437d2da324c
--- lib/fileindex.c
+++ lib/fileindex.c
@@ -794,7 +794,7 @@ diff_fileindex_tree(struct got_fileindex *fileindex,
 			next = walk_fileindex(fileindex, *ie);
 			if (got_path_is_child((*ie)->path, path, path_len) &&
 			    (entry_name == NULL ||
-			    strcmp(te->name, entry_name) == 0)) {
+			    (te && strcmp(te->name, entry_name) == 0))) {
 				err = cb->diff_old(cb_arg, *ie, path);
 				if (err || entry_name)
 					break;