]> git.ipfire.org Git - thirdparty/systemd.git/commitdiff
nspawn: check return of setsid()
authorLennart Poettering <lennart@poettering.net>
Wed, 16 Sep 2020 20:11:48 +0000 (22:11 +0200)
committerLennart Poettering <lennart@poettering.net>
Thu, 17 Sep 2020 14:38:58 +0000 (16:38 +0200)
Let's verify that everything works the way we expect it to work, hence
check setsid() return code.

src/nspawn/nspawn-stub-pid1.c

index d86dd23185ddf4e8e5988c1379e6858d1fbe7fd0..f785a3b2483f5821ba7a94789fac4bf46419b030 100644 (file)
@@ -66,7 +66,10 @@ int stub_pid1(sd_id128_t uuid) {
         if (pid == 0) {
                 /* Return in the child */
                 assert_se(sigprocmask(SIG_SETMASK, &oldmask, NULL) >= 0);
-                setsid();
+
+                if (setsid() < 0)
+                        return log_error_errno(errno, "Failed to become session leader in payload process: %m");
+
                 return 0;
         }