From 3ba988c453056cbdda2bc26f1b9cbc3b4697acd0 Mon Sep 17 00:00:00 2001 From: Elliott Hughes Date: Mon, 3 Aug 2020 13:38:46 -0700 Subject: echo: fix trailing \0. This is a follow-on from 310eefe, addressing the case where sscanf fails and returns -1. --- lib/lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/lib.c b/lib/lib.c index 930f66e4..03529a22 100644 --- a/lib/lib.c +++ b/lib/lib.c @@ -445,7 +445,7 @@ int unescape2(char **c, int echo) if (**c == 'c') return 31&*(++*c); for (i = 0; i<4; i++) { if (sscanf(*c, (char *[]){"0%3o%n"+!echo, "x%2x%n", "u%4x%n", "U%6x%n"}[i], - &idx, &off)) + &idx, &off) > 0) { *c += off; -- cgit v1.2.3