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execute: fix return type from write()

This commit is contained in:
Lennart Poettering 2015-09-11 18:15:08 +02:00
parent 54eb2300ae
commit c7cc737fce
1 changed files with 4 additions and 2 deletions
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6
src/core/execute.c
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@ -1169,9 +1169,11 @@ static void do_idle_pipe_dance(int idle_pipe[4]) {
r = fd_wait_for_event(idle_pipe[0], POLLHUP, IDLE_TIMEOUT_USEC);
if (idle_pipe[3] >= 0 && r == 0 /* timeout */) {
ssize_t n;
/* Signal systemd that we are bored and want to continue. */
r = write(idle_pipe[3], "x", 1);
if (r > 0)
n = write(idle_pipe[3], "x", 1);
if (n > 0)
/* Wait for systemd to react to the signal above. */
fd_wait_for_event(idle_pipe[0], POLLHUP, IDLE_TIMEOUT2_USEC);
}