From: Daniel Mack <daniel@zonque.org>
Date: Mon, 20 Jul 2015 21:17:37 +0000 (+0200)
Subject: user-sessions: fix write_string_file() fallout
X-Git-Tag: v223~78^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=81b72a962f0b6ebbe8e7dfcad306d33bf086529a;p=thirdparty%2Fsystemd.git

user-sessions: fix write_string_file() fallout

WRITE_STRING_FILE_ATOMIC is only valid if WRITE_STRING_FILE_CREATE is also
given. IOW, an atomic file write operation is only possible when creating a
file is also being asked for.

This is a regression from the recent write_string_file() rework.
---

diff --git a/src/user-sessions/user-sessions.c b/src/user-sessions/user-sessions.c
index ddeb310c3c9..e80a7771de6 100644
--- a/src/user-sessions/user-sessions.c
+++ b/src/user-sessions/user-sessions.c
@@ -65,7 +65,7 @@ int main(int argc, char*argv[]) {
         } else if (streq(argv[1], "stop")) {
                 int r;
 
-                r = write_string_file("/run/nologin", "System is going down.", WRITE_STRING_FILE_ATOMIC);
+                r = write_string_file("/run/nologin", "System is going down.", WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_ATOMIC);
                 if (r < 0) {
                         log_error_errno(r, "Failed to create /run/nologin: %m");
                         return EXIT_FAILURE;