vendor/libgit2/src/diff_print.c in rugged-1.4.2 vs vendor/libgit2/src/diff_print.c in rugged-1.4.3

@@ -314,9 +314,14 @@
 }
 
 static int diff_delta_format_path(
 	git_str *out, const char *prefix, const char *filename)
 {
+	if (!filename) {
+		/* don't prefix "/dev/null" */
+ 		return git_str_puts(out, "/dev/null");
+	}
+
 	if (git_str_joinpath(out, prefix, filename) < 0)
 		return -1;
 
 	return git_str_quote(out);
 }