automount: do not start expiration timer for TimeoutIdleSec=0

The timer value for automount unit specified with TimeoutIdleSec= is rounded
up to one second if that directive is set to 0.

Fix this by bailing early in automount_enter_runnning() in case no timeout is
requested.

diff --git a/src/core/automount.c b/src/core/automount.c
index 342dd8f0a9736b197530ee4b6840146878389910..b8a8a92b54c7e165e8603c4ca58159b36f78004e 100644 (file)
--- a/src/core/automount.c
+++ b/src/core/automount.c
@@ -672,6 +672,9 @@ static int automount_start_expire(Automount *a) {
 
         assert(a);
 
+        if (a->timeout_idle_usec == 0)
+                return 0;
+
         timeout = now(CLOCK_MONOTONIC) + MAX(a->timeout_idle_usec/3, USEC_PER_SEC);
 
         if (a->expire_event_source) {