From: Mike Yuan <me@yhndnzj.com>
Date: Wed, 3 Apr 2024 15:00:55 +0000 (+0800)
Subject: string-util: add missing assertion in cellescape
X-Git-Tag: v256-rc1~322^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=596c9e671aa727ed5c8d9f73628ae3c91d2a7e2e;p=thirdparty%2Fsystemd.git

string-util: add missing assertion in cellescape
---

diff --git a/src/basic/string-util.c b/src/basic/string-util.c
index b50f45f7f4a..f3ab2dc2223 100644
--- a/src/basic/string-util.c
+++ b/src/basic/string-util.c
@@ -562,7 +562,9 @@ char *cellescape(char *buf, size_t len, const char *s) {
 
         size_t i = 0, last_char_width[4] = {}, k = 0;
 
+        assert(buf);
         assert(len > 0); /* at least a terminating NUL */
+        assert(s);
 
         for (;;) {
                 char four[4];
@@ -612,7 +614,7 @@ char *cellescape(char *buf, size_t len, const char *s) {
         else
                 assert(i + 1 <= len);
 
- done:
+done:
         buf[i] = '\0';
         return buf;
 }