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-rw-r--r--src/core/execute.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/core/execute.c b/src/core/execute.c
index 39ec5adbb..02df51b5b 100644
--- a/src/core/execute.c
+++ b/src/core/execute.c
@@ -1159,10 +1159,10 @@ static void do_idle_pipe_dance(int idle_pipe[4]) {
if (idle_pipe[3] >= 0 && r == 0 /* timeout */) {
/* Signal systemd that we are bored and want to continue. */
- write(idle_pipe[3], "x", 1);
-
- /* Wait for systemd to react to the signal above. */
- fd_wait_for_event(idle_pipe[0], POLLHUP, IDLE_TIMEOUT2_USEC);
+ r = write(idle_pipe[3], "x", 1);
+ if (r > 0)
+ /* Wait for systemd to react to the signal above. */
+ fd_wait_for_event(idle_pipe[0], POLLHUP, IDLE_TIMEOUT2_USEC);
}
safe_close(idle_pipe[0]);