From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Fri, 21 Jul 2023 02:07:01 +0000 (+0900)
Subject: chase: add two more assertions
X-Git-Tag: v255-rc1~875^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1c13bdf34291dd2444439a4e30ad35a29d22a5d8;p=thirdparty%2Fsystemd.git

chase: add two more assertions

When 'need_absolute' is true, 'done' should always contain "/" at the
beginning, and thus should not be NULL.
---

diff --git a/src/basic/chase.c b/src/basic/chase.c
index e66070b5d11..4d883e18d8e 100644
--- a/src/basic/chase.c
+++ b/src/basic/chase.c
@@ -449,6 +449,7 @@ int chaseat(int dir_fd, const char *path, ChaseFlags flags, char **ret_path, int
                 }
 
                 if (!done) {
+                        assert(!need_absolute || FLAGS_SET(flags, CHASE_EXTRACT_FILENAME));
                         done = strdup(append_trail_slash ? "./" : ".");
                         if (!done)
                                 return -ENOMEM;
@@ -475,6 +476,7 @@ chased_one:
                 const char *e;
 
                 if (!done) {
+                        assert(!need_absolute);
                         done = strdup(append_trail_slash ? "./" : ".");
                         if (!done)
                                 return -ENOMEM;