linux-user: Set ELF_BASE_PLATFORM for MIPS

[qemu.git] / util / systemd.c

diff --git a/util/systemd.c b/util/systemd.c
index d22e86c707685ba47610dddb624f61c5e88cc7ef..5bcac9b40169081fbe1000475321f7a84357e190 100644 (file)
--- a/util/systemd.c
+++ b/util/systemd.c
@@ -23,6 +23,7 @@ unsigned int check_socket_activation(void)
     unsigned long nr_fds;
     unsigned int i;
     int fd;
+    int f;
     int err;
 
     s = getenv("LISTEN_PID");
@@ -54,14 +55,15 @@ unsigned int check_socket_activation(void)
     /* So the file descriptors don't leak into child processes. */
     for (i = 0; i < nr_fds; ++i) {
         fd = FIRST_SOCKET_ACTIVATION_FD + i;
-        if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
+        f = fcntl(fd, F_GETFD);
+        if (f == -1 || fcntl(fd, F_SETFD, f | FD_CLOEXEC) == -1) {
             /* If we cannot set FD_CLOEXEC then it probably means the file
              * descriptor is invalid, so socket activation has gone wrong
              * and we should exit.
              */
             error_report("Socket activation failed: "
-                         "invalid file descriptor fd = %d: %m",
-                         fd);
+                         "invalid file descriptor fd = %d: %s",
+                         fd, g_strerror(errno));
             exit(EXIT_FAILURE);
         }
     }